The Many Health Benefits Of Garlic

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The Many Health Benefits of Garlic

We’re quite confident you already know what garlic is, so we’re going to leap straight in there with some science today:

First, let’s talk about allicin

Allicin is a compound in garlic that gives most of its health benefits. A downside of allicin is that it’s not very stable, so what this means is:

  • Garlic is best fresh—allicin breaks down soon after garlic is cut/crushed
    • So while doing the paperwork isn’t fun, buying it as bulbs is better than buying it as granules or similar
  • Allicin also breaks down somewhat in cooking, so raw garlic is best
    • Our philosophy is: still use it in cooking as well; just use more!
  • Supplements (capsule form etc) use typically use extracts and potency varies (from not great to actually very good)

Read more about that:

Now, let’s talk benefits…

Benefits to heart health

Garlic has been found to be as effective as the drug Atenolol at reducing blood pressure:

Effects of Allium sativum (garlic) on systolic and diastolic blood pressure in patients with essential hypertension

It also lowers LDL (bad cholesterol):

Lipid-lowering effects of time-released garlic powder tablets in double-blinded placebo-controlled randomized study

Benefits to the gut

We weren’t even looking for this, but as it turns out, as an add-on to the heart benefits…

Garlic lowers blood pressure in hypertensive subjects, improves arterial stiffness and gut microbiota: A review and meta-analysis

Benefits to the immune system

Whether against the common cold or bringing out the heavy guns, garlic is a booster:

Benefits to the youthfulness of body and brain

Garlic is high in antioxidants that, by virtue of reducing oxidative stress, help slow aging. This effect, combined with the cholesterol and blood pressure benefits, means it may also reduce the risk of Alzheimer’s and other forms of dementia:

There are more benefits too…

That’s all we have time to dive into study-wise today, but for the visually-inclined, here are yet more benefits to garlic (at a rate of 3–4 cloves per day):

An incredible awesome recipe using lots of garlic:

  • Take small potatoes (still in their skins), cut in half
  • Add enough peeled cloves of garlic so that you have perhaps a 1:10 ratio of garlic to potato by mass
  • Boil (pressure-cooking is ideal) until soft, and drain
  • Keeping them in the pan, add a lashing of olive oil, and any additional seasonings per your preference (consider black pepper, rosemary, thyme, parsley)
  • Put a lid on the pan, and holding it closed, shake the pan vigorously
    • Note: if you didn’t leave the skins on, or you chopped much larger potatoes smaller instead of cutting in half, the potatoes will break up into a rough mash now. This is actually also fine and still tastes (and honestly, looks) great, but it is different, so just be aware, so that you get the outcome you want.
  • The garlic, which—unlike the potatoes—didn’t have a skin to hold it together, will now have melted over the potatoes like butter

You can serve like this (it’s delicious already) or finish up in the oven or air-fryer or under the grill, if you prefer a roasted style dish (an amazing option too).

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  • Statins: His & Hers?

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    The Hidden Complexities of Statins and Cardiovascular Disease (CVD)

    This is Dr. Barbara Roberts. She’s a cardiologist and the Director of the Women’s Cardiac Center at one of the Brown University Medical School teaching hospitals. She’s an Associate Clinical Professor of Medicine and takes care of patients, teaches medical students, and does clinical research. She specializes in gender-specific aspects of heart disease, and in heart disease prevention.

    We previously reviewed Dr. Barbara Roberts’ excellent book “The Truth About Statins: Risks and Alternatives to Cholesterol-Lowering Drugs”. It prompted some requests to do a main feature about Statins, so we’re doing it today. It’s under the auspices of “Expert Insights” as we’ll be drawing almost entirely from Dr. Roberts’ work.

    So, what are the risks of statins?

    According to Dr. Roberts, one of the biggest risks is not just drug side-effects or anything like that, but rather, what they simply won’t treat. This is because statins will lower LDL (bad) cholesterol levels, without necessarily treating the underlying cause.

    Imagine you got Covid, and it’s one of the earlier strains that’s more likely deadly than “merely” debilitating.

    You’re coughing and your throat feels like you gargled glass.

    Your doctor gives you a miracle cough medicine that stops your coughing and makes your throat feel much better.

    (Then a few weeks later, you die, because this did absolutely nothing for the underlying problem)

    You see the problem?

    Are there problematic side-effects too, though?

    There can be. But of course, all drugs can have side effects! So that’s not necessarily news, but what’s relevant here is the kind of track these side-effects can lead one down.

    For example, Dr. Roberts cites a case in which a woman’s LDL levels were high and she was prescribed simvastatin (Zocor), 20mg/day. Here’s what happened, in sequence:

    1. She started getting panic attacks. So, her doctor prescribed her sertraline (Zoloft) (a very common SSRI antidepressant) and when that didn’t fix it, paroxetine (Paxil). This didn’t work either… because the problem was not actually her mental health. The panic attacks got worse…
    2. Then, while exercising, she started noticing progressive arm and leg weakness. Her doctor finally took her off the simvastatin, and temporarily switched to ezetimibe (Zetia), a less powerful nonstatin drug that blocks cholesterol absorption, which change eased her arm and leg problem.
    3. As the Zetia was a stopgap measure, the doctor put her on atorvastatin (Lipitor). Now she got episodes of severe chest pressure, and a skyrocketing heart rate. She also got tremors and lost her body temperature regulation.
    4. So the doctor stopped the atorvastatin and tried rosovastatin (Crestor), on which she now suffered exhaustion (we’re not surprised, by this point) and muscle pains in her arms and chest.
    5. So the doctor stopped the rosovastatin and tried lovastatin (Mevacor), and now she had the same symptoms as before, plus light-headedness.
    6. So the doctor stopped the lovastatin and tried fluvastatin (Lescol). Same thing happened.
    7. So he stopped the fluvastatin and tried pravastatin (Pravachol), without improvement.
    8. So finally he took her off all these statins because the high LDL was less deleterious to her life than all these things.
    9. She did her own research, and went back to the doctor to ask for cholestyramine (Questran), which is a bile acid sequestrent and nothing to do with statins. She also asked for a long-acting niacin. In high doses, niacin (one of the B-vitamins) raises HDL (good) cholesterol, lowers LDL, and lowers tryglycerides.
    10. Her own non-statin self-prescription (with her doctor’s signature) worked, and she went back to her life, her work, and took up running.

    Quite a treatment journey! Want to know more about the option that actually worked?

    Read: Bile Acid Resins or Sequestrants

    What are the gender differences you/she mentioned?

    Actually mostly sex differences, since this appears to be hormonal (which means that if your hormones change, so will your risk). A lot of this is still pending more research—basically it’s a similar problem in heart disease to one we’ve previously talked about with regard to diabetes. Diabetes disproportionately affects black people, while diabetes research disproportionately focuses on white people.

    In this case, most heart disease research has focused on men, with women often not merely going unresearched, but also often undiagnosed and untreated until it’s too late. And the treatments, if prescribed? Assumed to be the same as for men.

    Dr. Roberts tells of how medicine is taught:

    ❝When I was in medical school, my professors took the “bikini approach” to women’s health: women’s health meant breasts and reproductive organs. Otherwise the prototypical patient was presented as a man.❞

    There has been some research done with statins and women, though! Just, still not a lot. But we do know for example that some statins can be especially useful for treating women’s atherosclerosis—with a 50% success rate, rather than 31% for men.

    For lowering LDL itself, however, it can work but is generally not so hot in women.

    Fun fact:

    In men:

    • High total cholesterol
    • High non-HDL cholesterol
    • High LDL cholesterol
    • Low HDL cholesterol

    …are all significantly associated with an increased risk of death from CVD.

    In women:

    …levels of LDL cholesterol even more than 190 were associated with only a small, statistically insignificant increased risk of dying from CVD.

    So…

    The fact that women derive less benefit from a medicine that mainly lowers LDL cholesterol, may be because elevated LDL cholesterol is less harmful to women than it is to men.

    And also: Treatment and Response to Statins: Gender-related Differences

    And for that matter: Women Versus Men: Is There Equal Benefit and Safety from Statins?*

    Definitely a case where Betteridge’s Law of Headlines applies!

    What should women do to avoid dying of CVD, then?

    First, quick reminder of our general disclaimer: we can’t give medical advice and nothing here comprises such. However… One particularly relevant thing we found illuminating in Dr. Roberts’ work was this observation:

    The metabolic syndrome is diagnosed if you have three (or more) out of five of the following:

    1. Abdominal obesity (waist >35″ if a woman or >40″ if a man)
    2. Fasting blood sugars of 100mg/dl or more
    3. Fasting triglycerides of 150mg/dl or more
    4. Blood pressure of 130/85 or higher
    5. HDL <50 if a woman or <40 if a man

    And yet… because these things can be addressed with exercise and a healthy diet, which neither pharmaceutical companies nor insurance companies have a particular stake in, there’s a lot of focus instead on LDL levels (since there are a flock of statins that can be sold be lower them)… Which, Dr. Roberts says, is not nearly as critical for women.

    So women end up getting prescribed statins that cause panic attacks and all those things we mentioned earlier… To lower our LDL, which isn’t nearly as big a factor as the other things.

    In summary:

    Statins do have their place, especially for men. They can, however, mask underlying problems that need treatment—which becomes counterproductive.

    When it comes to women, statins are—in broad terms—statistically not as good. They are a little more likely to be helpful specifically in cases of atherosclerosis, whereby they have a 50/50 chance of helping.

    For women in particular, it may be worthwhile looking into alternative non-statin drugs, and, for everyone: diet and exercise.

    Further reading: How Can I Safely Come Off Statins?

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  • They Were Injured at the Super Bowl Parade. A Month Later, They Feel Forgotten.

    10almonds is reader-supported. We may, at no cost to you, receive a portion of sales if you purchase a product through a link in this article.

    KFF Health News and KCUR are following the stories of people injured during the Feb. 14 mass shooting at the Kansas City Chiefs Super Bowl celebration. Listen to how one Kansas family is coping with the trauma.

    Jason Barton didn’t want to attend the Super Bowl parade this year. He told a co-worker the night before that he worried about a mass shooting. But it was Valentine’s Day, his wife is a Kansas City Chiefs superfan, and he couldn’t afford to take her to games since ticket prices soared after the team won the championship in 2020.

    So Barton drove 50 miles from Osawatomie, Kansas, to downtown Kansas City, Missouri, with his wife, Bridget, her 13-year-old daughter, Gabriella, and Gabriella’s school friend. When they finally arrived home that night, they cleaned blood from Gabriella’s sneakers and found a bullet in Bridget’s backpack.

    Gabriella’s legs were burned by sparks from a ricocheted bullet, Bridget was trampled while shielding Gabriella in the chaos, and Jason gave chest compressions to a man injured by gunfire. He believes it was Lyndell Mays, one of two men charged with second-degree felony murder.

    “There’s never going to be a Valentine’s Day where I look back and I don’t think about it,” Gabriella said, “because that’s a day where we’re supposed to have fun and appreciate the people that we have.”

    One month after the parade in which the U.S. public health crisis that is gun violence played out on live television, the Bartons are reeling from their role at its epicenter. They were just feet from 43-year-old Lisa Lopez-Galvan, who was killed. Twenty-four other people were injured. Although the Bartons aren’t included in that official victim number, they were traumatized, physically and emotionally, and pain permeates their lives: Bridget and Jason keep canceling plans to go out, opting instead to stay home together; Gabriella plans to join a boxing club instead of the dance team.

    During this first month, Kansas City community leaders have weighed how to care for people caught in the bloody crossfire and how to divide more than $2 million donated to public funds for victims in the initial outpouring of grief.

    The questions are far-reaching: How does a city compensate people for medical bills, recovery treatments, counseling, and lost wages? And what about those who have PTSD-like symptoms that could last years? How does a community identify and care for victims often overlooked in the first flush of reporting on a mass shooting: the injured?

    The injured list could grow. Prosecutors and Kansas City police are mounting a legal case against four of the shooting suspects, and are encouraging additional victims to come forward.

    “Specifically, we’re looking for individuals who suffered wounds from their trying to escape. A stampede occurred while people were trying to flee,” said Jackson County Prosecutor Jean Peters Baker. Anyone who “in the fleeing of this event that maybe fell down, you were trampled, you sprained an ankle, you broke a bone.”

    Meanwhile, people who took charge of raising money and providing services to care for the injured are wrestling with who gets the money — and who doesn’t. Due to large donations from celebrities like Taylor Swift and Travis Kelce, some victims or their families will have access to hundreds of thousands of dollars for medical expenses. Other victims may simply have their counseling covered.

    The overall economic cost of U.S. firearm injuries is estimated by a recent Harvard Medical School study at $557 billion annually. Most of that — 88% — represented quality-of-life losses among those injured by firearms and their families. The JAMA-published study found that each nonfatal firearm injury leads to roughly $30,000 in direct health care spending per survivor in the first year alone.

    In the immediate aftermath of the shootings, as well-intentioned GoFundMe pages popped up to help victims, executives at United Way of Greater Kansas City gathered to devise a collective donation response. They came up with “three concentric circles of victims,” said Jessica Blubaugh, the United Way’s chief philanthropy officer, and launched the #KCStrong campaign.

    “There were folks that were obviously directly impacted by gunfire. Then the next circle out is folks that were impacted, not necessarily by gunshots, but by physical impact. So maybe they were trampled and maybe they tore a ligament or something because they were running away,” Blubaugh said. “Then third is folks that were just adjacent and/or bystanders that have a lot of trauma from all of this.”

    PTSD, Panic, and the Echo of Gunfire

    Bridget Barton returned to Kansas City the day after the shooting to turn in the bullet she found in her backpack and to give a statement at police headquarters. Unbeknownst to her, Mayor Quinton Lucas and the police and fire chiefs had just finished a press conference outside the building. She was mobbed by the media assembled there — interviews that are now a blur.

    “I don’t know how you guys do this every day,” she remembered telling a detective once she finally got inside.

    The Bartons have been overwhelmed by well wishes from close friends and family as they navigate the trauma, almost to the point of exhaustion. Bridget took to social media to explain she wasn’t ignoring the messages, she’s just responding as she feels able — some days she can hardly look at her phone, she said.

    A family friend bought new Barbie blankets for Gabriella and her friend after the ones they brought to the parade were lost or ruined. Bridget tried replacing the blankets herself at her local Walmart, but when she was bumped accidentally, it triggered a panic attack. She abandoned her cart and drove home.

    “I’m trying to get my anxiety under control,” Bridget said.

    That means therapy. Before the parade, she was already seeing a therapist and planning to begin eye movement desensitization and reprocessing, a form of therapy associated with treating post-traumatic stress disorder. Now the shooting is the first thing she wants to talk about in therapy.

    Since Gabriella, an eighth grader, has returned to middle school, she has dealt with the compounding immaturity of adolescence: peers telling her to get over it, pointing finger guns at her, or even saying it should have been her who was shot. But her friends are checking on her and asking how she’s doing. She wishes more people would do the same for her friend, who took off running when the shooting started and avoided injury. Gabriella feels guilty about bringing her to what turned into a horrifying experience.

    “We can tell her all day long, ‘It wasn’t your fault. She’s not your responsibility.’ Just like I can tell myself, ‘It wasn’t my fault or my responsibility,’” Bridget said. “But I still bawled on her mom’s shoulder telling her how sorry I was that I grabbed my kid first.”

    The two girls have spent a lot of time talking since the shooting, which Gabriella said helps with her own stress. So does spending time with her dog and her lizard, putting on makeup, and listening to music — Tech N9ne’s performance was a highlight of the Super Bowl celebration for her.

    In addition to the spark burns on Gabriella’s legs, when she fell to the concrete in the pandemonium she split open a burn wound on her stomach previously caused by a styling iron.

    “When I see that, I just picture my mom trying to protect me and seeing everyone run,” Gabriella said of the wound.

    It’s hard not to feel forgotten by the public, Bridget said. The shooting, especially its survivors, have largely faded from the headlines aside from court dates. Two additional high-profile shootings have occurred in the area since the parade. Doesn’t the community care, she wonders, that her family is still living with the fallout every day?

    “I’m going to put this as plainly as possible. I’m f—ing pissed because my family went through something traumatic,” Bridget vented in a recent social media post. “I don’t really want anything other [than], ‘Your story matters, too, and we want to know how you’re doing.’ Have we gotten that? Abso-f—lutely not.”

    ‘What Is the Landscape of Need?’

    Helped in part by celebrities like Swift and Kelce, donations for the family of Lopez-Galvan, the lone fatality, and other victims poured in immediately after the shootings. Swift and Kelce donated $100,000 each. With the help of an initial $200,000 donation from the Kansas City Chiefs, the United Way’s #KCStrong campaign took off, reaching $1 million in the first two weeks and sitting at $1.2 million now.

    Six verified GoFundMe funds were established. One solely for the Lopez-Galvan family has collected over $406,000. Smaller ones were started by a local college student and Swift fans. Churches have also stepped up, and one local coalition had raised $183,000, money set aside for Lopez-Galvan’s funeral, counseling services for five victims, and other medical bills from Children’s Mercy Kansas City hospital, said Ray Jarrett, executive director of Unite KC.

    Money for Victims Rolls In

    Donations poured in for those injured at the Super Bowl Parade in Kansas City after the Feb. 14 shootings. The largest, starting with a $200,000 donation from the Kansas City Chiefs, is at the United Way of Greater Kansas City. Six GoFundMe sites also popped up, due in part to $100,000 donations each from Taylor Swift and Travis Kelce. Here’s a look at the totals as of March 12.United Way#KCStrong: $1.2 million.Six Verified GoFundMe AccountsLisa Lopez-Galvan GoFundMe (Taylor Swift donated): $406,142Reyes Family GoFundMe (Travis Kelce donated): $207,035Samuel Arellano GoFundMe: $11,896Emily Tavis GoFundMe: $9,518Cristian Martinez’s GoFundMe for United Way: $2,967Swifties’ GoFundMe for Children’s Mercy hospital: $1,060ChurchesResurrection (Methodist) “Victims of Violence Fund”: $53,358‘The Church Loves Kansas City’: $183,000 

    Meanwhile, those leading the efforts found models in other cities. The United Way’s Blubaugh called counterparts who’d responded to their own mass shootings in Orlando, Florida; Buffalo, New York; and Newtown, Connecticut.

    “The unfortunate reality is we have a cadre of communities across the country who have already faced tragedies like this,” Blubaugh said. “So there is an unfortunate protocol that is, sort of, already in place.”

    #KCStrong monies could start being paid out by the end of March, Blubaugh said. Hundreds of people called the nonprofit’s 211 line, and the United Way is consulting with hospitals and law enforcement to verify victims and then offer services they may need, she said.

    The range of needs is staggering — several people are still recovering at home, some are seeking counseling, and many weren’t even counted in the beginning. For instance, a plainclothes police officer was injured in the melee but is doing fine now, said Police Chief Stacey Graves.

    Determining who is eligible for assistance was one of the first conversations United Way officials had when creating the fund. They prioritized three areas of focus: first were the wounded victims and their families, second was collaborating with organizations already helping victims in violence intervention and prevention and mental health services, and third were the first responders.

    Specifically, the funds will be steered to cover medical bills, or lost wages for those who haven’t been able to work since the shootings, Blubaugh said. The goal is to work quickly to help people, she said, but also to spend the money in a judicious, strategic way.

    “We don’t have a clear sightline of the entire landscape that we’re dealing with,” Blubaugh said. “Not only of how much money do we have to work with, but also, what is the landscape of need? And we need both of those things to be able to make those decisions.”

    Firsthand Experience of Daily Kansas City Violence

    Jason used his lone remaining sick day to stay home with Bridget and Gabriella. An overnight automation technician, he is the family’s primary breadwinner.

    “I can’t take off work, you know?” he said. “It happened. It sucked. But it’s time to move on.”

    “He’s a guy’s guy,” Bridget interjected.

    On Jason’s first night back at work, the sudden sound of falling dishes startled Bridget and Gabriella, sending them into each other’s arms crying.

    “It’s just those moments of flashbacks that are kicking our butts,” Bridget said.

    Tell Us About Your Experience

    We are continuing to report on the effects of the parade shooting on the people who were injured and the community as a whole. Do you have an experience you want to tell us about, or a question you think we should look into? Message KCUR’s text line at (816) 601-4777. Your information will not be used in an article without your permission.

    In a way, the shooting has brought the family closer. They’ve been through a lot recently. Jason survived a heart attack and cancer last year. Raising a teenager is never easy.

    Bridget can appreciate that the bullet lodged in her backpack, narrowly missing her, and that Gabriella’s legs were burned by sparks but she wasn’t shot.

    Jason is grateful for another reason: It wasn’t a terrorist attack, as he initially feared. Instead, it fits into the type of gun violence he’d become accustomed to growing up in Kansas City, which recorded its deadliest year last year, although he’d never been this close to it before.

    “This crap happens every single day,” he said. “The only difference is we were here for it.”

    KFF Health News is a national newsroom that produces in-depth journalism about health issues and is one of the core operating programs at KFF—an independent source of health policy research, polling, and journalism. Learn more about KFF.

    Subscribe to KFF Health News’ free Morning Briefing.

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  • How light can shift your mood and mental health

    10almonds is reader-supported. We may, at no cost to you, receive a portion of sales if you purchase a product through a link in this article.

    This is the next article in our ‘Light and health’ series, where we look at how light affects our physical and mental health in sometimes surprising ways. Read other articles in the series.

    It’s spring and you’ve probably noticed a change in when the Sun rises and sets. But have you also noticed a change in your mood?

    We’ve known for a while that light plays a role in our wellbeing. Many of us tend to feel more positive when spring returns.

    But for others, big changes in light, such as at the start of spring, can be tough. And for many, bright light at night can be a problem. Here’s what’s going on.

    llaszlo/Shutterstock

    An ancient rhythm of light and mood

    In an earlier article in our series, we learned that light shining on the back of the eye sends “timing signals” to the brain and the master clock of the circadian system. This clock coordinates our daily (circadian) rhythms.

    “Clock genes” also regulate circadian rhythms. These genes control the timing of when many other genes turn on and off during the 24-hour, light-dark cycle.

    But how is this all linked with our mood and mental health?

    Circadian rhythms can be disrupted. This can happen if there are problems with how the body clock develops or functions, or if someone is routinely exposed to bright light at night.

    When circadian disruption happens, it increases the risk of certain mental disorders. These include bipolar disorder and atypical depression (a type of depression when someone is extra sleepy and has problems with their energy and metabolism).

    Light on the brain

    Light may also affect circuits in the brain that control mood, as animal studies show.

    There’s evidence this happens in humans. A brain-imaging study showed exposure to bright light in the daytime while inside the scanner changed the activity of a brain region involved in mood and alertness.

    Another brain-imaging study found a link between daily exposure to sunlight and how the neurotransmitter (or chemical messenger) serotonin binds to receptors in the brain. We see alterations in serotonin binding in several mental disorders, including depression.

    Man in hammock, strung between two trees, arms outstretched
    Our mood can lift in sunlight for a number of reasons, related to our genes, brain and hormones. New Africa/Shutterstock

    What happens when the seasons change?

    Light can also affect mood and mental health as the seasons change. During autumn and winter, symptoms such as low mood and fatigue can develop. But often, once spring and summer come round, these symptoms go away. This is called “seasonality” or, when severe, “seasonal affective disorder”.

    What is less well known is that for other people, the change to spring and summer (when there is more light) can also come with a change in mood and mental health. Some people experience increases in energy and the drive to be active. This is positive for some but can be seriously destabilising for others. This too is an example of seasonality.

    Most people aren’t very seasonal. But for those who are, seasonality has a genetic component. Relatives of people with seasonal affective disorder are more likely to also experience seasonality.

    Seasonality is also more common in conditions such as bipolar disorder. For many people with such conditions, the shift into shorter day-lengths during winter can trigger a depressive episode.

    Counterintuitively, the longer day-lengths in spring and summer can also destabilise people with bipolar disorder into an “activated” state where energy and activity are in overdrive, and symptoms are harder to manage. So, seasonality can be serious.

    Alexis Hutcheon, who experiences seasonality and helped write this article, told us:

    […] the season change is like preparing for battle – I never know what’s coming, and I rarely come out unscathed. I’ve experienced both hypomanic and depressive episodes triggered by the season change, but regardless of whether I’m on the ‘up’ or the ‘down’, the one constant is that I can’t sleep. To manage, I try to stick to a strict routine, tweak medication, maximise my exposure to light, and always stay tuned in to those subtle shifts in mood. It’s a time of heightened awareness and trying to stay one step ahead.

    So what’s going on in the brain?

    One explanation for what’s going on in the brain when mental health fluctuates with the change in seasons relates to the neurotransmitters serotonin and dopamine.

    Serotonin helps regulate mood and is the target of many antidepressants. There is some evidence of seasonal changes in serotonin levels, potentially being lower in winter.

    Dopamine is a neurotransmitter involved in reward, motivation and movement, and is also a target of some antidepressants. Levels of dopamine may also change with the seasons.

    But the neuroscience of seasonality is a developing area and more research is needed to know what’s going on in the brain.

    How about bright light at night?

    We know exposure to bright light at night (for instance, if someone is up all night) can disturb someone’s circadian rhythms.

    This type of circadian rhythm disturbance is associated with higher rates of symptoms including self-harm, depressive and anxiety symptoms, and lower wellbeing. It is also associated with higher rates of mental disorders, such as major depression, bipolar disorder, psychotic disorders and post-traumatic stress disorder (or PTSD).

    Why is this? Bright light at night confuses and destabilises the body clock. It disrupts the rhythmic regulation of mood, cognition, appetite, metabolism and many other mental processes.

    But people differ hugely in their sensitivity to light. While still a hypothesis, people who are most sensitive to light may be the most vulnerable to body clock disturbances caused by bright light at night, which then leads to a higher risk of mental health problems.

    Man studying at computer late at night
    Bright light at night disrupts your body clock, putting you at greater risk of mental health issues. Ollyy/Shutterstock

    Where to from here?

    Learning about light will help people better manage their mental health conditions.

    By encouraging people to better align their lives to the light-dark cycle (to stabilise their body clock) we may also help prevent conditions such as depression and bipolar disorder emerging in the first place.

    Healthy light behaviours – avoiding light at night and seeking light during the day – are good for everyone. But they might be especially helpful for people at risk of mental health problems. These include people with a family history of mental health problems or people who are night owls (late sleepers and late risers), who are more at risk of body clock disturbances.

    Alexis Hutcheon has lived experience of a mental health condition and helped write this article.

    If this article has raised issues for you, or if you’re concerned about someone you know, call Lifeline on 13 11 14.

    Jacob Crouse, Research Fellow in Youth Mental Health, Brain and Mind Centre, University of Sydney; Emiliana Tonini, Postdoctoral Research Fellow, Brain and Mind Centre, University of Sydney, and Ian Hickie, Co-Director, Health and Policy, Brain and Mind Centre, University of Sydney

    This article is republished from The Conversation under a Creative Commons license. Read the original article.

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  • Play Bold – by Magnus Penker

    10almonds is reader-supported. We may, at no cost to you, receive a portion of sales if you purchase a product through a link in this article.

    This book is very different to what you might expect, from the title.

    We often see: “play bold, believe in yourself, the universe rewards action” etc… Instead, this one is more: “play bold, pay attention to the data, use these metrics, learn from what these businesses did and what their results were”, etc.

    We often see: “here’s an anecdote about a historical figure and/or celebrity who made a tremendous bluff and it worked out well so you should too” etc… Instead, this one is more: “see how what we think of as safety is actually anything but! And how by embracing change quickly (or ideally: proactively), we can stay ahead of disaster that may otherwise hit us”.

    Penker’s background is also relevant here. He has decades of experience, having “launched 10 start-ups and acquired, turned around, and sold over 30 SMEs all over Europe”. Importantly, he’s also “still in the game”… So, unlike many authors whose last experience in the industry was in the 1970s and who wonder why people aren’t reaping the same rewards today!

    Penker is the therefore opposite of many who advocate to “play bold” but simply mean “fail fast, fail often”… While quietly relying on their family’s capital and privilege to leave a trail of financial destruction behind them, and simultaneously gloating about their imagined business expertise.

    In short: boldness does not equate to foolhardiness, and foolhardiness does not equate to boldness.

    As for telling the difference? Well, for that we recommend reading the book—It’s a highly instructive one.

    Take The First Bold Step Of Checking Out This Book On Amazon!

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  • Hazelnuts vs Cashews – Which is Healthier?

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    Our Verdict

    When comparing hazelnuts to cashews, we picked the hazelnuts.

    Why?

    It’s close! This one’s interesting…

    In terms of macros, hazelnuts have more fiber and fats, while cashews have more protein and carbs. All in all, all good stuff all around; maybe a win for one or the other depending on your priorities. We’d pick hazelnuts here, but your preference may vary.

    When it comes to vitamins, hazelnuts have more of vitamins A, B1, B2, B3, B5, B6, B9, C, and E, while cashews have more vitamin K. An easy win for hazelnuts here, and the margins weren’t close.

    In the category of minerals, hazelnuts have more calcium, manganese, and potassium, while cashews have more copper, iron, magnesium, phosphorus, selenium, and zinc. This is a win for cashews, but it’s worth noting that cup for cup, both of these nuts provide more than the daily requirement of most of those minerals. This means that in practical terms, it doesn’t matter too much that (for example), while cashews provide 732% of the daily requirement for copper, hazelnuts “only” provide 575%. So while this category remains a victory for cashews, it’s something of a “on paper” thing for the most part.

    Adding up the sections (ambivalent + clear win for hazelnuts + nominal win for cashews) means that in total today we’re calling it in favour of hazelnuts… But as ever, enjoy both, because both are good and so is diversity!

    Want to learn more?

    You might like to read:

    Why You Should Diversify Your Nuts

    Take care!

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  • The Top Micronutrient Deficiency In High Blood Pressure

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    High blood pressure is often considered a matter of too much sodium, but there’s another micronutrient that’s critical, and a lot of people have too little of it:

    The Other Special K

    Potassium helps regulate blood pressure by doing the opposite of what sodium does: high sodium intake increases blood volume and pressure by retaining fluid, while potassium promotes sodium excretion through urine, reducing fluid retention and lowering blood pressure.

    Clinical studies (which you can find beneath the video, if you click through to YouTube) have shown that increasing potassium intake can reduce systolic blood pressure by an average of 3.49 units, with even greater reductions (up to 7 units) at higher potassium intakes of 3,500–4,700 mg/day.

    Potassium-rich foods include most fruit*, leafy greens, broccoli, lentils, and beans.

    *because of some popular mentions in TV shows, people get hung up on bananas being a good source of potassium. Which they are, but they’re not even in the top 10 of fruits for potassium. Here’s a non-exhaustive list of fruits that have more potassium than bananas, portion for portion:

    1. Honeydew melon
    2. Papaya
    3. Mango
    4. Prunes
    5. Figs
    6. Dates
    7. Nectarine
    8. Cantaloupe melon
    9. Kiwi
    10. Orange

    These foods also provide fiber, which aids in weight management and further lowers risks for cardiovascular disease. Increasing fiber intake by just 14g a day has been shown not only to reduce calorie consumption and promote weight loss, but also (more importantly) lower blood pressure, cholesterol, and overall health risks.

    For more on all of this, enjoy:

    Click Here If The Embedded Video Doesn’t Load Automatically!

    Want to learn more?

    You might also like to read:

    What Matters Most For Your Heart? Eat More (Of This) For Lower Blood Pressure ← this is about fiber; while potassium is the most common micronutrient deficiency in people with high blood pressure, fiber is the most common macronutrient deficiency, and arguably the most critical in this regard.

    Take care!

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