Lies I Taught in Medical School – by Dr. Robert Lufkin

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There seems to be a pattern of doctors who practice medicine one way, get a serious disease personally, and then completely change their practice of medicine afterwards. This is one of those cases.

Dr. Lufkin here presents, on a chapter-by-chapter basis, the titularly promised “lies” or, in more legally compliant speak (as he acknowledges in his preface), flawed hypotheses that are generally taught as truths. In many cases, the “lie” is some manner of “xyz is normal and nothing to worry about”, and/or “there is nothing to be done about xyz; suck it up”.

The end result of the information is not complicated—enjoy a plants-forward whole foods low-carb diet to avoid metabolic diseases and all the other things to branch off from same (Dr. Lufkin makes a fair case for metabolic disease leading to a lot of secondary diseases that aren’t considered metabolic diseases per se). But, the journey there is actually important, as it answers a lot of questions that are much less commonly understood, and often not even especially talked-about, despite their great import and how they may affect health decisions beyond the dietary. Things like understanding the downsides of statins, or the statistical models that can be used to skew studies, per relative risk reduction and so forth.

Bottom line: this book gives the ins and outs of what can go right or wrong with metabolic health and why, and how to make sure you don’t sabotage your health through missing information.

Click here to check out Lies I Taught In Medical School, and arm yourself with knowledge!

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  • Is Sugar The New Smoking?

    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 at 10almonds!

    Have a question or a request? We love to hear from you!

    In cases where we’ve already covered something, we might link to what we wrote before, but will always be happy to revisit any of our topics again in the future too—there’s always more to say!

    As ever: if the question/request can be answered briefly, we’ll do it here in our Q&A Thursday edition. If not, we’ll make a main feature of it shortly afterwards!

    So, no question/request too big or small 😎

    ❝Could you do a this or that of which. Is worse, smoking cigarettes or having a sweet tooth? Also, perhaps have us evaluate one part of newsletter at a time, rather than overall. I especially appreciate your book reviews and often find them through my library system.❞

    We’re glad you enjoy the book reviews! We certainly enjoy reading many books to write about them for you.

    As for the idea having readers evaluate one part of the newsletter at a time, rather than overall, there is a technical limitation that embedded polls are very large, data-wise, so if we were to do a poll for each section, the email would then get clipped by gmail and other email providers. However, you are always more than welcome to do as you’ve done, and include comments about what section(s) you took the most value from.

    Now, onto your main question/request: as it doesn’t quite fit the usual format for our This vs That section, we’ve opted to do it as a main feature here 🙂

    So, let’s get into it…

    Not a zero-sum game

    First, let’s be clear that for most people there is no pressing reason that this should be an either/or decision. There is nothing inherent to quitting either one that makes the other loom larger.

    However, that said, if you’re (speaking generally here, and not making any presumptions about the asker) currently smoking regularly and partaking of a lot of added sugar, then you may be wondering which you should prioritize quitting first—as it is indeed generally recommended to only try to quit one thing at a time.

    Indeed, we wrote previously, as a guideline for “what to do in one what order”:

    Not sure where to start? We suggest this order of priorities, unless you have a major health condition that makes something else a higher priority:

    1. If you smoke, stop
    2. If you drink, reduce, or ideally stop
    3. Improve your diet

    About that diet…

    Worry less about what to exclude, and instead focus on adding more variety of fruit/veg.

    See also: Level-Up Your Fiber Intake! (Without Difficulty Or Discomfort)

    That said, if you’re looking for things to cut, sugar is a top candidate (and red meat is in clear second place albeit some way below)

    That’s truncated from a larger list, but those were the top items.

    You can read the rest in full, here: The Best Few Interventions For The Best Health: These Top 5 Things Make The Biggest Difference

    The flipside of this “you can quit both” reality is that the inverse is also true: much like how having one disease makes it more likely we will get another, unhealthy habits tend to come in clusters too, as each will weaken our resolve with regard to the others. Thus, there is a sort of “comorbidity of habits” that occurs.

    The good news is: the same can be said for healthy habits, so they (just like unhealthy habits) can support each other, stack, and compound. This means that while it may seem harder to quit two bad habits than one, in actual fact, the more bad habits you quit, the more it’ll become easy to quit the others. And similarly, the more good habits you adopt, the more it’ll become easy to adopt others.

    See also: How To Really Pick Up (And Keep!) Those Habits

    So, let’s keep that in mind, while we then look at the cases against smoking, and sugar:

    The case against smoking

    This is perhaps one of the easiest cases to make in the entirety of the health science world, and the only difficult part is knowing where to start, when there’s so much.

    The World Health Organization leads with these key facts, on its tobacco fact sheet:

    • Tobacco kills up to half of its users who don’t quit.
    • Tobacco kills more than 8 million people each year, including an estimated 1.3 million non-smokers who are exposed to second-hand smoke.
    • Around 80% of the world’s 1.3 billion tobacco users live in low- and middle-income countries.
    • In 2020, 22.3% of the world’s population used tobacco: 36.7% of men and 7.8% of women.
    • To address the tobacco epidemic, WHO Member States adopted the WHO Framework Convention on Tobacco Control (WHO FCTC) in 2003. Currently 182 countries are Parties to this treaty.
    • The WHO MPOWER measures are in line with the WHO FCTC and have been shown to save lives and reduce costs from averted healthcare expenditure.

    Source: World Health Organization | Tobacco

    Now, some of those are just interesting sociological considerations (well, they are of practical use to the WHO whose job it is to offer global health policy guidelines, but for us at 10almonds, with the more modest goal of helping individual people lead their best healthy lives, there’s not so much that we can do with the Framework Convention on Tobacco Control, for example), but for the individual smoker, the first two are really very serious, so let’s take a closer look:

    ❝Tobacco kills up to half of its users who don’t quit.❞

    A bold claim, backed up by at least three very large, very compelling studies:

    ❝Tobacco kills more than 8 million people each year, including an estimated 1.3 million non-smokers who are exposed to second-hand smoke.

    The WHO’s cited source for this was gatekept in a way we couldn’t access (and so probably most of our readers can’t either), but take a look at what the CDC has to say for the US alone (bearing in mind the US’s population of a little over 300,000,000, which is just 3.75% of the global population of a little over 8,000,000,000):

    smoking causes more than 480,000 deaths [in the US] annually, with an estimated 41,000 deaths from secondhand smoke exposure, and it can reduce a person’s life expectancy by 10 years. Quitting smoking before the age of 40 reduces the risk of dying from smoking-related disease by about 90%❞

    If we now remember that third bullet point, that said “Around 80% of the world’s 1.3 billion tobacco users live in low- and middle-income countries.”, then we can imagine the numbers are worse for many other countries, including large-population countries that have a lower median income than the US, such as India and Brazil.

    Source for the CDC comment: Tobacco-Related Mortality

    See also: AAMC | Smoking is still the leading cause of preventable death in the U.S.

    We only have so much room here, but if that’s not enough…

    More than 100 reasons to quit tobacco

    The case against sugar

    We reviewed an interesting book about this:

    The Case Against Sugar – by Gary Taubes

    But suffice it to say, added sugar is a big health problem; not in the same league as tobacco, but it’s big, because of how it messes with our metabolism (and when our metabolism goes wrong, everything else goes wrong):

    From Apples to Bees, and High-Fructose Cs: Which Sugars Are Healthier, And Which Are Just The Same?

    The epidemiology of sugar consumption and related mortality is harder to give clear stats about than smoking, because there’s not a clear yes/no indicator, and cause and effect are harder to establish when the waters are so muddied by other factors. But for comparison, we’ll note that compared to the 480,000 deaths caused by tobacco in the US annually, the total death to diabetes (which is not necessarily “caused by sugar consumption”, but there’s at least an obvious link when it comes to type 2 diabetes and refined carbohydrates) was 101,209 deaths due to diabetes in 2022:

    National Center for Health Statistics | Diabetes

    Now, superficially, that looks like “ok, so smoking is just under 5x more deadly”, but it’s important to remember that almost everyone eats added sugar, whereas a minority of people smoke, and those are mortality per total US population figures, not mortality per user of the substance in question. So in fact, smoking is, proportionally to how many people smoke, many times more deadly than diabetes, which currently ranks 8th in the “top causes of death” list.

    Note: we recognize that you did say “having a sweet tooth” rather than “consuming added sugar”, but it’s worth noting that artificial sweeteners are not a get-out-of-illness-free card either:

    The Problem With Sweeteners

    Let’s get back to sugar though, as while it’s a very different beast than tobacco, it is arguably addictive also, by multiple mechanisms of addiction:

    The Not-So-Sweet Science Of Sugar Addiction

    That said, those mechanisms of addiction are not necessarily as strong as some others, so in the category of what’s easy or hard to quit, this is on the easier end of things—not that that means it’s easy, just, quitting many drugs is harder. In any case, it can be done:

    When It’s More Than “Just” Cravings: Beat Food Addictions!

    In summary

    Neither are good for the health, but tobacco is orders of magnitude worse, and should be the priority to quit, unless your doctor(s) tell you otherwise because of your personal situation, and even then, try to get multiple opinions to be sure.

    Take care!

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  • How To Grow In Comfort

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    How To Grow (Without Leaving Your Comfort Zone)

    “You have to get out of your comfort zone!” we are told, from cradle to grave.

    When we are young, we are advised (or sometimes more forcefully instructed!) that we have to try new things. In our middle age, we are expected to be the world’s greatest go-getters, afraid of nothing and always pushing limits. And when we are old, people bid us “don’t be such a dinosaur”.

    It is assumed, unquestioned, that growth can only occur through hardship and discomfort.

    But what if that’s a discomforting lie?

    Butler (2023) posited an idea: “We never achieve success faster and with less effort than when we are in our comfort zone”

    Her words are an obvious callback to the ideas of Csikszentmihalyi (1970) in the sense of “flow”, in the sense in which that word is used in psychology.

    Flow is: when a person is in a state of energized focus, full involvement, and enjoyment of an activity.

    As a necessary truth (i.e: a function of syllogistic logic), the conditions of “in a state of flow” and “outside of one’s comfort zone” cannot overlap.

    From there, we can further deduce (again by simple logic) that if flow can be found, and/but cannot be found outside of the comfort zone, then flow can only be found within the comfort zone.

    That is indeed comforting, but what about growth?

    Imagine you’ve never gone camping in your life, but you want to get outside of your comfort zone, and now’s the time to do it. So, you check out some maps of the Yukon, purchase some camping gear, and off you go into the wilderness. In the event that you survive to report it, you will indeed be able to say “it was not comfortable”.

    But, did growth occur? Maybe, but… it’s a folly to say “what doesn’t kill us makes us stronger” as a reason to pursue such things. Firstly, there’s a high chance it may kill us. Secondly, what doesn’t kill us often leaves us incredibly weakened and vulnerable.

    When Hannibal famously took his large army of mostly African mercenaries across the Alps during winter to march on Rome from the other side, he lost most of his men on the way, before proceeding to terrorize Northern Italy convincingly with the small remainder. But! Their hard experience hadn’t made them stronger; it had just removed the weaker soldiers, making the resultant formations harder to break.

    All this to say, please do not inflict hardship and discomfort and danger in the hopes it’ll make you stronger; it will probably do the opposite.

    But…

    If, instead of wilderness trekking in the Yukon…

    • You start off with a camper van holiday, then you’ll be taking a fair amount of your comfort with you. In effect, you will be stretching and expanding your comfort zone without leaving it.
    • Then maybe another year you might try camping in a tent on a well-catered camping site.
    • Later, you might try “roughing it” at a much less well-catered camping site.
    • And so on.

    Congratulations, you have tried new things and undergone growth, taking your comfort zone with you all the way!

    This is more than just “easing yourself into” something

    It really is about taking your comfort with you too. If you want to take up running, don’t ask “how can I run just a little bit first” or “how can I make it easier” (well, feel free to ask those things too, but) ask yourself: how can I bring my comfort with me? Comfortable shoes, perhaps, an ergonomic water bottle, shade for your head, maybe.

    ❝Any fool can rough it, but a good soldier can make himself comfortable in any circumstances❞

    ~ British Army maxim

    This goes for more than just physical stuff, too

    If you want to learn a new skill, the initial learning curve can be anxiety-inducing, especially if you are taking a course and worried about keeping up or “not being good enough”.

    So, “secretly” study in advance, at your leisure, get yourself a head start. Find a degree of comfort in what you’ve learned so far, and then bring that comfort with you into your entry-level course that is now less intimidating.

    Discomfort isn’t a badge of honor (and impedes growth)

    Take that extra rest stop on the highway. Bring your favorite coffee with you. Use that walking stick, if it helps.

    Whatever it takes to bring your comfort with you, bring it.

    Trust us, you’ll get further that way.

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  • Fluoride Toothpaste vs Non-Fluoride Toothpaste – Which is Healthier?

    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.

    Our Verdict

    When comparing fluoride toothpaste to non-fluoride toothpaste, we picked the fluoride.

    Why?

    Fluoride is indeed toxic; that’s why it’s in toothpaste (to kill things; namely, bacteria whose waste products would harm our teeth). However, we are much bigger than those bacteria.

    Given the amount of fluoride in toothpaste (usually under 1mg per strip of toothpaste to cover a toothbrush head), the amount that people swallow unintentionally (about 1/20th of that, so about 0.1mg daily if brushing teeth twice daily), and the toxicity level of fluoride (32–64mg/kg), then even if we take the most dangerous ends of all those numbers (and an average body size), to suffer ill effects from fluoride due to brushing your teeth, would require that you brush your teeth more than 23,000 times per day.

    Alternatively, if you were to ravenously eat the toothpaste instead of spitting it out, you’d only need to brush your teeth a little over 1,000 times per day.

    All the same, please don’t eat toothpaste; that’s not the message here.

    However! In head-to-head tests, fluoride toothpaste has almost always beaten non-fluoride toothpaste.

    Almost? Yes, almost: hydroxyapatite performed equally in one study, but that’s not usually an option on as many supermarket shelves.

    We found some on Amazon, though, which is the one we used for today’s head-to-head. Here it is:

    Boka Fluoride-Free Toothpaste

    However, before you rush to buy it, do be aware that the toxicity of hydroxyapatite appears to be about twice that of fluoride:

    Scientific Committee on Consumer Safety Opinion On Hydroxyapatite (Nano)

    …which is still very safe (you’d need to brush your teeth, and eat all the toothpaste, about 500 times per day, to get to toxic levels, if we run with the same numbers we discussed before. Again, please do not do that, though).

    But, since the science so far suggests it’s about twice as toxic as fluoride, then regardless of that still being very safe, the fluoride is obviously (by the same metric) twice as safe, hence picking the fluoride.

    Want more options?

    Check out our previous main feature:

    Less Common Oral Hygiene Options

    (the above article also links back to our discussion of different toothpastes and mouthwashes, by the way)

    Take care!

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Related Posts

  • The Circadian Code – by Dr. Satchin Panda
  • Undo It! – by Dr. Dean Ornish & Anne Ornish

    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.

    Of course, no lifestyle changes will magically undo Type 1 Diabetes or Cerebral Palsy. But for many chronic diseases, a lot can be done. The question is,how does one book cover them all?

    As authors Dr. Dean Ornish and Anne Ornish explain, very many chronic diseases are exacerbated, or outright caused, by the same factors:

    • Gene expression
    • Inflammation
    • Oxidative stress

    This goes for chronic disease from heart disease to type 2 diabetes to cancer and many autoimmune diseases.

    We cannot change our genes, but we can change our gene expression (the authors explain how). And certainly, we can control inflammation and oxidative stress.

    Then first part of the book is given over to dietary considerations. If you’re a regular 10almonds reader, you won’t be too surprised at their recommendations, but you may enjoy the 70 recipes offered.

    Attention is also given to exercising in ways optimized to beat chronic disease, and to other lifestyle factors.

    Limiting stress is important, but the authors go further when it comes to psychological and sociological factors. Specifically, what matters most to health, when it comes to intimacy and community.

    Bottom line: this is a very good guide to a comprehensive lifestyle overhaul, especially if something recently has given you cause to think “oh wow, I should really do more to avoid xyz disease”.

    Click here to check out Undo It, and better yet, prevent it in advance!

    Don’t Forget…

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    Learn to Age Gracefully

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  • Treat Your Own Back – by Robin McKenzie

    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.

    A quick note about the author first: he’s a physiotherapist and not a doctor, but with over 40 years of practice to his name and 33 letters after his name (CNZM OBE FCSP (Hon) FNZSP (Hon) Dip MDT Dip MT), he seems to know his stuff. And certainly, if you visit any physiotherapist, they will probably have some of his books on their own shelves.

    This book is intended for the layperson, and as such, explains everything that you need to know, in order to diagnose and treat your back. To this end, he includes assorted tests to perform, a lot of details about various possible back conditions, and then exercises to fix it, i.e. fix whatever you have now learned that the problem is, in your case (if indeed you didn’t know for sure already).

    Of course, not everything can be treated by exercises, and he does point to what other things may be necessary in those cases, but for the majority, a significant improvement (if not outright symptom-free status) can be enjoyed by applying the techniques described in this book.

    Bottom line: for most people, this book gives you the tools required to do exactly what the title says.

    Click here to check out Treat Your Own Back, and treat your own back!

    PS: if your issue is not with your back, we recommend you check out his other books in the series (neck, shoulder, hip, knee, ankle) 😎

    Don’t Forget…

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  • Anti-Inflammatory Cookbook for Beginners – by Melissa Jefferson

    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.

    For some of us, avoiding inflammatory food is a particularly important consideration. For all of us, it should be anyway.

    Sometimes, we know what’s good against inflammation, and we know what’s bad for inflammation… but we might struggle to come up with full meals of just-the-good, especially if we want to not repeat meals every day!

    The subtitle is slightly misleading! It says “Countless Easy and Delicious Recipes”, but this depends on your counting ability. Melissa Jefferson gives us 150 anti-inflammatory recipes, which can be combined for a 12-week meal plan. We think that’s enough to at least call it “many”, though.

    First comes an introduction to inflammation, inflammatory diseases, and a general overview of what to eat / what to avoid. After that, the main part of the book is divided into sections:

    • Breakfasts (20)
    • Soups (15)
    • Beans & Grains (20)
    • Meat (20)
    • Fish (20)
    • Vegetables (20)
    • Sides (15)
    • Snacks (10)
    • Desserts (10)

    If you’ve a knowledge of anti-inflammation diet already, you may be wondering how “Meat” and “Desserts” works.

    • The meat section is a matter of going light on the meat and generally favoring white meats, and certainly unprocessed.
    • Of course, if you are vegetarian or vegan, substitutions may be in order anyway.

    As for the dessert section? A key factor is that fruits and chocolate are anti-inflammatory foods! Just a matter of not having desserts full of sugar, flour, etc.

    The recipes themselves are simple and to-the-point, with ingredients, method, and nutritional values. Just the way we like it.

    All in all, a fine addition to absolutely anyone’s kitchen library… And doubly so if you have a particular reason to focus on avoiding/reducing inflammation!

    Get your copy of “Anti-Inflammatory Cookbook for Beginners” from Amazon today!

    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

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