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The Vagus Nerve’s Power for Weight Loss
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Dr. Arun Dhir is a university lecturer, a gastrointestinal surgeon, an author, and a yoga and meditation instructor, and he has this to say:
Gut feelings
The vagus nerve is the 10th cranial nerve, also known as “vagus” (“the wanderer”), because it travels from the brain to many other body parts, including the ears, throat, heart, respiratory system, gut, pancreas, liver, and reproductive system. It’s no surprise then, that it plays a key role in brain-gut communication and metabolism regulation.
The vagus nerve is part of the parasympathetic nervous system, responsible for rest, digestion, and counteracting the stress response. Most signals through the vagus nerve travel from the gut to the brain, though there is communication in both directions.
You may be beginning to see how this works and its implications for weight management: the vagus nerve senses metabolites from the liver, pancreas, and small intestine, and regulates insulin production by stimulating beta cells in the pancreas, which is important for avoiding/managing insulin resistance and metabolic syndrome in general.
Dr. Dhir cites a study in which vagus nerve stimulation (originally used for treating epilepsy and depression) was shown to cause unintentional weight loss (6-11%) in patients, revealing a link to weight management. Of course, that is quite a specific sample, so more research is needed to say for sure, but because the principle is very sound and the mechanism of action is clear, it’s not being viewed as a controversial conclusion.
As for how get these benefits, here are seven ways:
- Cold water on the face: submerge your face in cold water in the morning while holding water in your mouth, or cover your face with a cold wet washcloth (while holding your breath please; no need to waterboard yourself!), which activates the “mammalian dive response” in which your body activates the parasympathetic nervous system in order to remain calm and thus survive for longer underwater
- Alternate hot and cold showers: switch between hot and cold water during showers for 10-second intervals; this creates eustress and activates the process of hormesis, improving your overall stress management and reducing any chronic stress response you may otherwise have going on
- Humming and gargling: the vibrations in the throat stimulate the nearby vagus nerve
- Deep breathing (pranayama): yoga breathing exercises, especially combined with somatic exercises such as the sun salutation, can stimulate the vagus nerve
- Intermittent fasting: helps recalibrate the metabolism and indirectly improves vagus nerve function
- Massage and acupressure: stimulates lymphatic channels and the vagus nerve
- Long walks in nature (“forest bathing”): helps trigger relaxation in general
For more on all of this, enjoy:
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Want to learn more?
You might also like to read:
The Vagus Nerve (And How You Can Make Use Of It)
Take care!
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Break the Cycle – by Dr. Mariel Buqué
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Intergenerational trauma comes in two main varieties: epigenetic, and behavioral.
This book covers both. There’s a lot more we can do about the behavioral side than the epigenetic, but that’s not to say that Dr. Buqué doesn’t have useful input in the latter kind too.
If you’ve read other books on epigenetic trauma, then there’s nothing new here—though the refresher is always welcome.
On the behavioral side, Dr. Buqué gives a strong focus on practical techniques, such as specific methods of journaling to isolate trauma-generated beliefs and resultant behaviors, with a view to creating one’s own trauma-informed care, cutting through the cycle, and stopping it there.
Which, of course, will not only be better for you, but also for anyone who will be affected by how you are (e.g. now/soon, hopefully better).
As a bonus, if you see the mistakes your parents made and are pretty sure you didn’t pass them on, this book can help you troubleshoot for things you missed, and also to improve your relationship with your own childhood.
Bottom line: if you lament how things were, and do wish/hope to do better in terms of mental health for yourself now and generations down the line, this book is a great starting point.
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The Real Reason Most Women Don’t Lose Belly Fat
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Notwithstanding the title, this does also go for men too, by the way—while hormones count, they count differently. People with an estrogen-based metabolism (so usually: women) will usually have more body fat, which can make it harder to get visible muscletone, for those who want that. But people with a testosterone-based metabolism (so usually: men) will have different fat storage patterns, and belly-fat is more testosterone-directed than estrogen-directed (estrogen will tend to put it more to the thighs, butt, back, breasts, etc).
So the advice here is applicable to all…
Challenges and methods
The biggest barrier to success: many people give up when results are not immediate, especially if our body has been a certain way without change for a long time.
- “Oh, I guess it’s just genetics”
- “Oh, I guess it’s just age”
- “Oh, I guess it’s just because of [chronic condition]”
…and such things can be true! And yet, in each of the cases, persisting is still usually what the body needs.
So, should we give ourselves some “tough love” and force ourselves through discomfort?
Yes and no, Lefkowith says. It is important to be able to push through some discomfort, but it’s also important that whatever we’re doing should be sustainable—which means we do need to push, while also allowing ourselves adequate recovery time, and not taking unnecessary risks.
In particular, she advises to:
- remember that at least half the work is in the kitchen not the gym, and to focus more on adding protein than reducing calories
- enjoy a regular but varied core exercise routine
- stimulate blood flow to stubborn areas, which can aid in fat mobilization
- focus on getting nutrient-dense foods
- prioritize recovery and strategic rest
For more details on these things and more, enjoy:
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Want to learn more?
You might also like to read:
Visceral Belly Fat: What It Is & How To Lose It
Take care!
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Healthy Heart, Healthy Brain – by Dr. Bradley Bale & Dr. Amy Doneen
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We’ve often written that “what’s good for your heart is good for your brain”, because the former feeds the latter and takes away detritus. You cannot have a healthy brain without a healthy heart.
This book goes into that in more detail than we have ever had room to here! This follows from their previous book “Beat The Heart Attack Gene”, but we’re jumping in here because that book doesn’t really contain anything not also included in this one.
The idea is the same though: it is the authors’ opinion that far too many interventions are occurring far too late, and they want to “wake everyone up” (including their colleagues in the field) to encourage earlier (and broader!) testing.
Fun fact: that also reminded this reviewer that she had a pending invitation for blood tests to check these kinds of things—phlebotomy appointment now booked, yay!
True the spirit of such exhortation to early testing, this book does include diagnostic questionnaires, to help the reader know where we might be at. And, interestingly, while the in-book questionnaire format of “so many points for this answer, so many for that one”, etc is quite normal, what they do differently in the diagnostics is that in cases of having to answer “I don’t know”, it assigns the highest-risk point value, i.e. the test will err on the side of assume the worst, in the case of a reader not knowing, for example, what our triglycerides are like. Which, when one thinks about it, is probably a very sensible reasoning.
There’s a lot of advice about specific clinical diagnostic tools and things to ask for, and also things that may raise an alarm that most people might overlook (including doctors, especially if they are only looking for something else at the time).
You may be wondering: do they actually give advice on what to actually do to improve heart and brain health, or just how to be aware of potential problems? And the answer is that the latter is a route to the former, and yes they do offer comprehensive advice—well beyond “eat fiber and get some exercise”, and even down to the pros and cons of various supplements and medications. When it comes to treating a problem that has been identified, or warding off a risk that has been flagged, the advice is a personalized, tailored, approach. Obviously there’s a limit to how much they can do that in the book, but even so, we see a lot of “if this then that” pointers to optimize things along the way.
The style is… a little salesy for this reviewer’s tastes. That is to say, while it has a lot of information of serious value, it’s also quite padded with self-congratulatory anecdotes about the many occasions the authors have pulled a Dr. House and saved the day when everyone else was mystified or thought nothing was wrong, the wonders of their trademarked methodology, and a lot of hype for their own book, as in, the book that’s already in your hands. Without all this padding, the book could have been cut by perhaps a third, if not more. Still, none of that takes away from the valuable insights that are in the book too.
Bottom line: if you’d like to have a healthier heart and brain, and especially if you’d like to avoid diseases of those two rather important organs, then this book is a treasure trove of information.
Click here to check out Healthy Heart, Healthy Brain, and secure your good health now, for later!
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The Philosophy Gym – by Dr. Stephen Law
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If you’d like to give those “little gray cells” an extra workout, this book is a great starting place.
Dr. Stephen Law is Director of Philosophy at the Department of Continuing Education, University of Oxford. As such, he’s no stranger to providing education that’s both attainable and yet challenging. Here, he lays out important philosophical questions, and challenges the reader to get to grips with them in a systematic fashion.
Each of the 25 questions/problems has a chapter devoted to it, and is ranked:
- Warm-up
- Moderate
- More Challenging
But, he doesn’t leave us to our own devices, nor does he do like a caricature of a philosopher and ask us endless rhetorical questions. Instead, he looks at various approaches taken by other philosophers over time, and invites the reader to try out those methods.
The real gain of this book is not the mere enjoyment of reading, but rather in taking those thinking skills and applying them in life… because most if not all of them do have real-world applications and/or implications too.
The book’s strongest point? That it doesn’t assume prior knowledge (and yet also doesn’t patronize the reader). Philosophy can be difficult to dip one’s toes into without a guide, because philosophers writing about philosophy can at first be like finding yourself at a party where you know nobody, but they all know each other.
In contrast, Law excels at giving quick, to-the-point ground-up summaries of key ideas and their progenitors.
In short: a wonderful way to get your brain doing things it might not have tried before!
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Gentler Hair Health Options
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Hair, Gently
We have previously talked about the medicinal options for combatting the thinning hair that comes with age especially for men, but also for a lot of women. You can read about those medicinal options here:
Hair-Loss Remedies, By Science
We also did a whole supplement spotlight research review for saw palmetto! You can read about how that might help you keep your hair present and correct, here:
One Man’s Saw Palmetto Is Another Woman’s Serenoa Repens
Today we’re going to talk options that are less “heavy guns”, and/but still very useful.
Supplementation
First, the obvious. Taking vitamins and minerals, especially biotin, can help a lot. This writer takes 10,000µg (that’s micrograms, not milligrams!) biotin gummies, similar to this example product on Amazon (except mine also has other vitamins and minerals in, but the exact product doesn’t seem to be available on Amazon).
When thinking “what vitamins and minerals help hair?”, honestly, it’s most of them. So, focus on the ones that count for the most (usually: biotin and zinc), and then cover your bases for the rest with good diet and additional supplementation if you wish.
Caffeine (topical)
It may feel silly, giving one’s hair a stimulant, but topical caffeine application really does work to stimulate hair growth. And not “just a little help”, either:
❝Specifically, 0.2% topical caffeine-based solutions are typically safe with very minimal adverse effects for long-term treatment of AGA, and they are not inferior to topical 5% minoxidil therapy❞
(AGA = Androgenic Alopecia)
Argan oil
As with coconut oil, argan oil is great on hair. It won’t do a thing to improve hair growth or decrease hair shedding, but it will help you hair stay moisturized and thus reduce breakage—thus, may not be relevant for everyone, but for those of us with hair long enough to brush, it’s important.
Bonus: get an argan oil based hair serum that also contains keratin (the protein used to make hair), as this helps strengthen the hair too.
Here’s an example product on Amazon
Silk pillowcases
Or a silk hair bonnet to sleep in! They both do the same thing, which is prevent damaging the hair in one’s sleep by reducing the friction that it may have when moving/turning against the pillow in one’s sleep.
- Pros of the bonnet: if you have lots of hair and a partner in bed with you, your hair need not be in their face, and you also won’t get it caught under you or them.
- Pros of the pillowcase: you don’t have to wear a bonnet
Both are also used widely by people without hair loss issues, but with easily damaged and/or tangled hair—Black people especially with 3C or tighter curls in particular often benefit from this. Other people whose hair is curly and/or gray also stand to gain a lot.
Here are Amazon example products of a silk pillowcase (it’s expensive, but worth it) and a silk bonnet, respectively
Want to read more?
You might like this article:
From straight to curly, thick to thin: here’s how hormones and chemotherapy can change your hair
Take care!
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Creamy Fortifying Cauliflower Soup
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As delicious as it is super-easy to make, this one is full of protein, fiber, healthy fats, and some of the most health-giving spices around.
You will need
- 1 quart low-sodium vegetable stock
- 1 large cauliflower, cut into florets
- 1 large onion, finely chopped
- 2 cans cannellini (or other white) beans, drained and rinsed
- 1 cup raw cashews, soaked in hot water for at least 5 minutes, and drained (if allergic, substitute chickpeas)
- 1 bulb (yes, a whole bulb) garlic, roughly chopped
- 5 tbsp nutritional yeast
- 10 fresh sprigs of thyme (keep them whole!)
- 1 large fresh sprig of rosemary (keep this whole too!)
- zest of 1 lemon
- 1 tbsp red chili flakes
- 1 tbsp black pepper, coarse ground
- 1 tsp MSG or 2 tsp low-sodium salt
- ½ tsp ground turmeric
- Extra virgin olive oil
Method
(we suggest you read everything at least once before doing anything)
1) Tightly tie up the sprigs of rosemary and thyme with kitchen twine (shining a bright light on it and asking it invasive questions is optional)
2) Heat some olive oil to a medium heat in your biggest sauté pan or similar. Add the onions, and cook for about 10 minutes, stirring as necessary. We are not trying to outright caramelize them here, but we do want them browned a little.
3) Add the garlic and cook for another 2 minutes, stirring frequently.
4) Add the vegetable stock, and stir, ensuring no onion is stuck to the base of the pan. Add the cauliflower, cashews, beans, nooch, pepper, turmeric, and MSG/salt, stirring to combine. Don’t worry if the cauliflower isn’t all submerged; it’ll be fine in a little while.
5) Add the herbs, submerging them in the soup (still tied up bouquet garni style).
6) Bring to a boil, reduce to a simmer and cook for 15–20 minutes; the cauliflower will be soft when it’s ready.
7) Remove the bouquet garni, and blend the soup until thick and creamy. You can do this with an immersion blender, but to get the smoothest soup, you’ll need to use a stand blender. Either ensure yours is safe for hot liquids, or else allow to cool, blend, and reheat later. This is important, as otherwise your blender could explode.
8) Serve, using the lemon zest and chili for the garnish:
Enjoy!
Want to learn more?
For those interested in some of the science of what we have going on today:
- Some Surprising Truths About Hunger And Satiety
- Level-Up Your Fiber Intake! (Without Difficulty Or Discomfort)
- Our Top 5 Spices: How Much Is Enough For Benefits?
Take care!
Don’t Forget…
Did you arrive here from our newsletter? Don’t forget to return to the email to continue learning!
Learn to Age Gracefully
Join the 98k+ American women taking control of their health & aging with our 100% free (and fun!) daily emails: