The Magic of L-theanine

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All The Benefits Of Caffeine And More, Without The Drawbacks? What’s The Catch?

It just takes one extra supplement.

For many of us, our morning brew is practically a ritual, but caffeine can also cause all kinds of problems ranging from caffeine jitters to caffeine crashes to caffeine addiction and withdrawal. Surely, something could be better?

Well, yes it could! You doubtlessly know about green tea’s antioxidant properties, but its amino acid, l-theanine (which can be taken as a supplement with coffee, if you don’t enjoy green tea) has so much more to offer:

  • L-theanine has been found to reduce stress responses—and let’s face it, when we most want/need a coffee is often when facing stress
  • It also reduces anxiety, making it a very safe “downer” without the problems of, for example, alcohol—or other potentially addictive substances
  • It’s far more than just that, though! Paradoxically, l-theanine also improves alertness (what other calming things promote alertness? Not so many)
  • Part of its trick is that it also improves accuracy—whereas stimulants like caffeine may produce a twitchy, jumpy, responsiveness, l-theanine’s signature effect is a calm state of sharp readiness. Caffeine works by stimulating the adrenal gland and increasing blood pressure, while simultaneously blocking adenosine receptors so that your body doesn’t notice its own tiredness—which is why you’re likely to crash later, when the tiredness that had been masked, all hits at once. Instead, l-theanine taken with caffeine acts as a moderator of that, making for a longer, gentler curve. In terms of subjective experience, what this can mean for many people is: no more caffeine jitters!
  • All this means that while l-theanine can boost all kinds of cognitive function, including alertness and accuracy, many like to take in the evening as it can also promote a good night’s sleep, ready to be at your best the next day.
  • How much to take? 200mg is a commonly used dosage, which in supplement terms is usually a single capsule. A lot easier to take than the 40 cups of green tea that this dosage would otherwise be!

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  • 5 ways to naturally boost the “Ozempic Effect”

    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.

    Dr. Jason Fung is perhaps most well-known for his work in functional medicine for reversing diabetes, and he’s once again giving us sound advice about metabolic hormone-hacking with dietary tweaks:

    All about incretin

    As you may gather from the thumbnail, this video is about incretin, a hormone group (the most well-known of which is GLP-1, as in GLP-1 agonists like semaglutide drugs such as Ozempic, Wegovy, etc) that slows down stomach emptying, which means a gentler blood sugar curve and feeling fuller for longer. It also acts on the hypothalmus, controlling appetite via the brain too (signalling fullness and reducing hunger).

    Dr. Fung recommends 5 ways to increase incretin levels:

    • Enjoy dietary fat: this increases incretin levels more than carbs
    • Enjoy protein: again, prompts higher incretin levels of promotes satiety
    • Enjoy fiber: this is more about slowing digestion, but when it’s fermented in the gut into short-chain fatty acids, those too increase incretin secretion
    • Enjoy bitter foods: these don’t actually affect incretin levels, but they can bind to incretin receptors, making the body “believe” that you got more incretin (think of it like a skeleton key that fits the lock that was designed to be opened by a different key)
    • Enjoy turmeric: for its curcumin content, which increases GLP-1 levels specifically

    For more information on each of these, here’s Dr. Fung himself:

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

    Want to learn more?

    You might also like to read:

    Take care!

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  • Why ’10almonds’? Newsletter Name Explained

    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.

    It’s Q&A Day!

    Each Thursday, we respond to subscriber questions and requests! If it’s something small, we’ll answer it directly; if it’s something bigger, we’ll do a main feature in a follow-up day instead!

    So, no question/request to big or small; they’ll just get sorted accordingly

    Remember, you can always hit reply to any of our emails, or use the handy feedback widget at the bottom. We always look forward to hearing from you!

    Q: Why is your newsletter called 10almonds? Maybe I missed it in the intro email, but my curiosity wants to know the significance. Thanks!”

    It’s a reference to a viral Facebook hoax! There was a post going around that claimed:

    ❝HEADACHE REMEDY. Eat 10–12 almonds, the equivalent of two aspirins, next time you have a headache❞ ← not true!

    It made us think about how much health-related disinformation there was online… So, calling ourselves 10almonds was a bit of a tongue-in-cheek reference to that story… but also a reminder to ourselves:

    We must always publish information with good scientific evidence behind it!

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  • How we can prepare for future public health emergencies

    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.

    The U.S. is experiencing an increasing number of disease outbreaks and extreme weather events. While state and national preparedness for public health emergencies has improved in some areas, dangerous gaps remain, says a recent report from Trust for America’s Health.

    Titled, “Ready or Not 2024: Protecting the Public’s Health from Diseases, Disasters, and Bioterrorism,” the report identifies gaps in national and state preparedness for public health emergencies and provides recommendations for improvement.

    Using nine key indicators, the report categorizes all U.S. states and the District of Columbia into three readiness levels: high, medium, and low. The writers hope the report will help policymakers in under-performing states improve public health infrastructure.

    Read on to learn more about what the research found and how we can individually prepare for future public health emergencies.


    There’s work to be done

    A blue chart has the title,

    The report highlights areas with strong performance as well as those that need improvement.

    Some areas with strong performance:

    • State public health funding: Most states and the District of Columbia either maintained or increased their public health funding during the 2023 fiscal year.
    • Health care labor force preparedness: Most states have started expanding the health care labor force for improved emergency response. As of 2023, 39 states participated in the Nurse Licensure Compact, which allows nurses to work in multiple member states without the need for additional state licenses.

    Some areas that need improvement:

    • Hospital safety scores: Only 25 percent of acute care hospitals earned the highest patient safety grade in fall 2023. These scores measure health care-associated infection rates, intensive care unit capacity, and other metrics. More high-scoring hospitals would improve preparedness for future public health emergencies.
    • Access to paid time off: From March 2018 to March 2023, only 55 percent of U.S. workers used paid time off. Access to paid time off is important for reducing the spread of infectious diseases.

    We can all do our part by staying up to date on vaccines

    While the report focuses on policy changes that would improve emergency preparedness, Trust for America’s Health’s research identifies one way that we can individually prepare for future public health emergencies: staying up to date on vaccines.

    The report found that during the 2022-2023 flu season, only 49 percent of those eligible for the flu vaccine received it. Public health experts are concerned that false claims about COVID-19 vaccines have resulted in overall vaccine hesitancy.

    A decline in vaccination rates has led to an uptick in life-threatening, vaccine-preventable diseases, such as measles. Increasing vaccine uptake would prevent the spread of vaccine-preventable diseases and reduce strain on hospital systems during public health crises.

    Make sure that you and your children have received all recommended vaccines to prevent severe illness, hospitalization, and death. Learn more about recommended vaccines for adults and children from the CDC.

    For more information, talk to your health care provider.

    This article first appeared on Public Good News and is republished here under a Creative Commons license.

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  • Avoiding Anemia (More Than Just “Get More Iron”)

    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.

    The Iron Dilemma: Factors To Consider

    Anemia affects around 10% of American seniors, and that number jumps to 34–39% if there’s a comorbidity such as diabetes, hypertension, or hypercholesterolemia, which in turn climbs with increasing age or with other chronic conditions:

    The Prevalence of Anemia and Its Associated Factors among Older Persons: Findings from the National Health and Morbidity Survey

    So, what can we do about it?

    Get iron yes, but how?

    We’d be remiss not to say: yes, do of course make sure you get plenty of iron.

    Most people know that red meats, which are terrible for the heart and for cancer risk, are good sources of iron.

    Well, good insofar as they provide plenty of it! They’re bad for other reasons.

    ❝Studies consistently show that consumption of red meat has been contributory to a multitude of chronic conditions such as diabetes, CVD, and malignancies.

    There are various emerging reasons that strengthen this link-from the basic constituents of red meat like the heme iron component, the metabolic reactions that take place after consumption, and finally to the methods used to cook it.

    The causative links show that even occasional use raises the risk of T2DM.

    ~ Dr. Ranjita Misra et al.

    Source: Red Meat Consumption (Heme Iron Intake) and Risk for Diabetes and Comorbidities?

    To heme or not to heme

    Did you catch that in the middle there, about the heme iron component?

    Dietary iron is broadly divided into two kinds: heme, and non-heme.

    • Heme iron comes from animals
    • Non-heme iron comes from plants

    Bad news for vegans: non-heme iron is not so easily absorbed as heme iron.

    This means that if you’re just eating plants, the RDA may be significantly lowballing the amount actually required. As a rule, about 1.8x more iron may be needed for vegans, to compensate for it being less easily absorbed.

    Why this happens: it’s because of the phytic acid / phytate in the plants that contain the iron, blocking its absorption.

    Good news for vegans: however, taking iron with vitamin C increases its absorption rate by about 5x better absorption, and several other side-along nutrients do similarly, including allium (from garlic), carotenoids (from many colorful plants), and fermented foods.

    Why this happens: it’s because they bind with similar sites as phytic acid, without causing the same effect. To make a metaphor: these foods steal phytic acid’s parking space, so phytic acid can’t do its iron-blocking thing.

    By happy coincidence, today’s featured recipe has all of these things in, by the way (vitamin C, allium, carotenoids, and fermented foods), and the star ingredient (fava beans) is a rich source of iron.

    What are good sources of iron, then?

    In the category of plants:

    • Beans (pick your favorites / eat a variety)
    • Lentils (pick your favorites / eat a variety)
    • Greens (especially dark leafy greens)
    • Apricots (you can get these dried, for convenience!)
    • Dark chocolate (5mg per 1oz square!)*

    *Ok, technically dark chocolate is not a plant; cacao is a plant; dark chocolate is usually plant-based, though, as there is no reason to add milk.

    In the category of dairy products:

    That’s not a publication error; dairy products are just not great for iron. Cheeses are more nutrient-dense than milk, and have less than 0.5mg per oz, in other words, the top dairy product has around 10x less iron than dark chocolate, which came in 5th place and let’s face it, we were doing broad categories there. If we listed all the beans, lentils, greens, etc it’d be a much longer list.

    Eggs, which are sometimes considered under the category of dairy by virtue of not being an animal (yet!) but an animal product, have around 1mg per egg, by the way, so considering eggs are nearer 2oz, that’s not much better than the cheese.

    “But what about if…”

    The above is good science and general good advice for most people. That said, some people may have conditions that preclude the foods we recommended, or have other considerations, and so things may be different. Anemia can sometimes be caused by things that can’t be fixed by diet (beyond the scope of today’s article; another time, perhaps), but for example, if you have leukemia then definitely discuss things with your doctors first. Other illnesses, and some medications, can also have troublesome effects that can contribute to anemia. Again, we can offer very good general information here, but we don’t know your medical history, and our standard legal/medical disclaimer applies as always.

    See also: Do We Need Animal Products To Be Healthy?

    Take care!

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  • Celery vs Radish – Which is Healthier?

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    Our Verdict

    When comparing celery to radish, we picked the celery.

    Why?

    It was very close! And yes, surprising, we know. Generally speaking, the more colorful/pigmented an edible plant is, the healthier it is. Celery is just one of those weird exceptions (as is cauliflower, by the way).

    Macros-wise, these two are pretty much the same—95% water, with just enough other stuff to hold them together. The proportions of “other stuff” are also pretty much equal.

    In the category of vitamins, celery has more vitamin K while radish has more vitamin C; the other vitamins are pretty close to equal. We’ll call this one a minor win for celery, as vitamin K is found in fewer foods than vitamin C.

    When it comes to minerals, celery has more calcium, manganese, phosphorus, and potassium, while radish has more copper, iron, selenium, and zinc. We’ll call this a minor win for radish, as the margins are a little wider for its minerals.

    So, that makes the score 1–1 so far.

    Both plants have an assortment of polyphenols, of which, when we add up the averages, celery comes out on top by some way. Celery also comes out on top when we do a head-to-head of the top flavonoid of each; celery has 5.15mg/100g of apigenin to radish’s 0.63mg/100g kaempferol.

    Which means, both are great healthy foods, but celery wins the day.

    Want to learn more?

    You might like to read:

    Celery vs Cucumber – Which is Healthier?

    Take care!

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  • The Burden of Getting Medical Care Can Exhaust Older Patients

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    Susanne Gilliam, 67, was walking down her driveway to get the mail in January when she slipped and fell on a patch of black ice.

    Pain shot through her left knee and ankle. After summoning her husband on her phone, with difficulty she made it back to the house.

    And then began the run-around that so many people face when they interact with America’s uncoordinated health care system.

    Gilliam’s orthopedic surgeon, who managed previous difficulties with her left knee, saw her that afternoon but told her “I don’t do ankles.”

    He referred her to an ankle specialist who ordered a new set of X-rays and an MRI. For convenience’s sake, Gilliam asked to get the scans at a hospital near her home in Sudbury, Massachusetts. But the hospital didn’t have the doctor’s order when she called for an appointment. It came through only after several more calls.

    Coordinating the care she needs to recover, including physical therapy, became a part-time job for Gilliam. (Therapists work on only one body part per session, so she has needed separate visits for her knee and for her ankle several times a week.)

    “The burden of arranging everything I need — it’s huge,” Gilliam told me. “It leaves you with such a sense of mental and physical exhaustion.”

    The toll the American health care system extracts is, in some respects, the price of extraordinary progress in medicine. But it’s also evidence of the poor fit between older adults’ capacities and the health care system’s demands.

    “The good news is we know so much more and can do so much more for people with various conditions,” said Thomas H. Lee, chief medical officer at Press Ganey, a consulting firm that tracks patients’ experiences with health care. “The bad news is the system has gotten overwhelmingly complex.”

    That complexity is compounded by the proliferation of guidelines for separate medical conditions, financial incentives that reward more medical care, and specialization among clinicians, said Ishani Ganguli, an associate professor of medicine at Harvard Medical School.

    “It’s not uncommon for older patients to have three or more heart specialists who schedule regular appointments and tests,” she said. If someone has multiple medical problems — say, heart disease, diabetes, and glaucoma — interactions with the health care system multiply.

    Ganguli is the author of a new study showing that Medicare patients spend about three weeks a year having medical tests, visiting doctors, undergoing treatments or medical procedures, seeking care in emergency rooms, or spending time in the hospital or rehabilitation facilities. (The data is from 2019, before the covid pandemic disrupted care patterns. If any services were received, that counted as a day of health care contact.)

    That study found that slightly more than 1 in 10 seniors, including those recovering from or managing serious illnesses, spent a much larger portion of their lives getting care — at least 50 days a year.

    “Some of this may be very beneficial and valuable for people, and some of it may be less essential,” Ganguli said. “We don’t talk enough about what we’re asking older adults to do and whether that’s realistic.”

    Victor Montori, a professor of medicine at the Mayo Clinic in Rochester, Minnesota, has for many years raised an alarm about the “treatment burden” that patients experience. In addition to time spent receiving health care, this burden includes arranging appointments, finding transportation to medical visits, getting and taking medications, communicating with insurance companies, paying medical bills, monitoring health at home, and following recommendations such as dietary changes.

    Four years ago — in a paper titled “Is My Patient Overwhelmed?” — Montori and several colleagues found that 40% of patients with chronic conditions such as asthma, diabetes, and neurological disorders “considered their treatment burden unsustainable.”

    When this happens, people stop following medical advice and report having a poorer quality of life, the researchers found. Especially vulnerable are older adults with multiple medical conditions and low levels of education who are economically insecure and socially isolated.

    Older patients’ difficulties are compounded by medical practices’ increased use of digital phone systems and electronic patient portals — both frustrating for many seniors to navigate — and the time pressures afflicting physicians. “It’s harder and harder for patients to gain access to clinicians who can problem-solve with them and answer questions,” Montori said.

    Meanwhile, clinicians rarely ask patients about their capacity to perform the work they’re being asked to do. “We often have little sense of the complexity of our patients’ lives and even less insight into how the treatments we provide (to reach goal-directed guidelines) fit within the web of our patients’ daily experiences,” several physicians wrote in a 2022 paper on reducing treatment burden.

    Consider what Jean Hartnett, 53, of Omaha, Nebraska, and her eight siblings went through after their 88-year-old mother had a stroke in February 2021 while shopping at Walmart.

    At the time, the older woman was looking after Hartnett’s father, who had kidney disease and needed help with daily activities such as showering and going to the bathroom.

    During the year after the stroke, both of Hartnett’s parents — fiercely independent farmers who lived in Hubbard, Nebraska — suffered setbacks, and medical crises became common. When a physician changed her mom’s or dad’s plan of care, new medications, supplies, and medical equipment had to be procured, and new rounds of occupational, physical, and speech therapy arranged.

    Neither parent could be left alone if the other needed medical attention.

    “It wasn’t unusual for me to be bringing one parent home from the hospital or doctor’s visit and passing the ambulance or a family member on the highway taking the other one in,” Hartnett explained. “An incredible amount of coordination needed to happen.”

    Hartnett moved in with her parents during the last six weeks of her father’s life, after doctors decided he was too weak to undertake dialysis. He passed away in March 2022. Her mother died months later in July.

    So, what can older adults and family caregivers do to ease the burdens of health care?

    To start, be candid with your doctor if you think a treatment plan isn’t feasible and explain why you feel that way, said Elizabeth Rogers, an assistant professor of internal medicine at the University of Minnesota Medical School. 

    “Be sure to discuss your health priorities and trade-offs: what you might gain and what you might lose by forgoing certain tests or treatments,” she said. Ask which interventions are most important in terms of keeping you healthy, and which might be expendable.

    Doctors can adjust your treatment plan, discontinue medications that aren’t yielding significant benefits, and arrange virtual visits if you can manage the technological requirements. (Many older adults can’t.)

    Ask if a social worker or a patient navigator can help you arrange multiple appointments and tests on the same day to minimize the burden of going to and from medical centers. These professionals can also help you connect with community resources, such as transportation services, that might be of help. (Most medical centers have staff of this kind, but physician practices do not.)

    If you don’t understand how to do what your doctor wants you to do, ask questions: What will this involve on my part? How much time will this take? What kind of resources will I need to do this? And ask for written materials, such as self-management plans for asthma or diabetes, that can help you understand what’s expected.

    “I would ask a clinician, ‘If I chose this treatment option, what does that mean not only for my cancer or heart disease, but also for the time I’ll spend getting care?’” said Ganguli of Harvard. “If they don’t have an answer, ask if they can come up with an estimate.”

    We’re eager to hear from readers about questions you’d like answered, problems you’ve been having with your care, and advice you need in dealing with the health care system. Visit http://kffhealthnews.org/columnists to submit your requests or tips.

    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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