Burn! How To Boost Your Metabolism

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Let’s burn! Metabolic tweaks and hacks

Our metabolism is, for as long as we live, a constantly moving thing. And it’s not a monolith either; there are parts of our metabolism that can speed up or slow down independently of others.

If we talk about metabolism without clarifying context, though, this is usually about one’s “basal metabolic rate”, that is, how many calories we burn just by being alive.

Why do we want to speed it up? Might we ever want to slow it down?

We might want to slow our metabolism down in survival circumstances, but generally speaking, a faster metabolism is a better one.

Yes, even when it comes to aging. Because although metabolism comes with metabolizing oxygen (which, ironically, tends to kill us eventually, since this is a key part of cellular aging), it is still beneficial to replace cells sooner rather than later. The later we replace a given cell (ie, the longer the cell lives), the more damaged it gets, and then the copy is damaged from the start, because the damage was copied along with it. So, best to have a fast metabolism to replace cells quickly when they are young and healthy.

A quick metabolism helps the body to do this.

Most people, of course, are interested in a fast metabolism to burn off fat, but beware: if you increase your metabolism without consideration to how and when you consume calories, you will simply end up eating more to compensate.

One final quick note before we begin:

Limitations

There’s a lot we can do to change our metabolism, but there are some things that may be outside of our control. They include:

  • Age—we can influence our biological age, but we cannot (yet!) halt aging, so this will happen
  • Body size—and yes we can change this a bit, but we all have our own “basic frame” to work with. Someone who is 6’6” is never going to be able to have the same lower-end-of-scale body mass of someone who is 5’0”, say.
  • Sex—this is about hormones, and HRT is a thing, but for example, broadly speaking, men will have faster metabolisms than women, because of hormonal differences.
  • Medical conditions—often also related to other hormones, but for example someone with Type 1 Diabetes is going to have a very different relationship with their metabolism than someone without, and someone with a hypo- or hyperactive thyroid will again have a very different metabolism in a way that that lifestyle factors can’t completely compensate for.

The tips and tricks

Intermittent fasting

Intermittent fasting has been found to, amongst other things, promote healthy apoptosis and autophagy (in other words: early programmed cell death and recycling—these are good things).

It also has anti-inflammatory benefits and decreases the risk of insulin resistance. In other words, intermittent fasting boosts the metabolism while simultaneously guarding against some of the dangers of a faster metabolism (harms you’d get if you instead increased your metabolism by doing intense exercise and then eating a mountain of convenience food to compensate)

Read the science: Intermittent Fasting: Is the Wait Worth the Weight?

Read our prior article: Fasting Without Crashing? We Sort The Science From The Hype

Enjoy plenty of protein

This one won’t speed your metabolism up, so much as help it avoid slowing down as a result of fat loss.

Because of our body’s marvelous homeostatic system trying to keep our body from changing status at any given time, often when we lose fat, our body drops our metabolism to compensate, thinking we are in an ongoing survival situation and food is scarce so we’d better conserve energy (as fat). That’s a pain for would-be weight-loss dieters!

Eating protein can let our body know that we’re perfectly safe and not starving, so it will keep the metabolism ticking over nicely, without putting on fat.

Read the science: The role of protein in weight loss and maintenance

Stay hydrated

People think of drinking water as part of a weight loss program being just about filling oneself up, and that is a thing, but it also has a role to play in our metabolism. Specifically, lipolysis (the process of removing fat).

Because, we are mostly water. Not only is it the main content of our various body tissue cells, but also, of particular note, our blood (the means by which everything is transported around our body) is mostly water, too.

It’s hard for the body to keep everything ticking over like a well-oiled machine if its means of transportation is sluggish!

Check it out: Increased Hydration Can Be Associated with Weight Loss

Take a stand

That basal metabolic rate we talked about?

  • If you’re lying down at rest, that’s what your metabolism will be like.
  • If you’re sitting up, it’ll be a little quicker, but not much.
  • If you’re standing, suddenly half your body is doing things, and you don’t even notice them because they’re just stabilizing muscles and the like, but on a cellular level, your body gets very busy.

Read all about it: Cardiometabolic impact of changing sitting, standing, and stepping in the workplace

Time to invest in a standing desk? Or a treadmill in front of the TV?

The spice of life

Capsaicin, the compound in many kinds of pepper that give them their spicy flavor, boosts the metabolism. In the words of Tremblay et al for the International Journal of Obesity:

❝[Capsaicin] stimulates the sympathoadrenal system that mediates the thermogenic and anorexigenic effects of capsaicinoids.

Capsaicinoids have been found to accentuate the impact of caloric restriction on body weight loss.

Some studies have also shown that capsinoids increase energy expenditure.

Capsaicin supplementation attenuates or even prevents the increase in hunger and decrease in fullness as well as the decrease in energy expenditure and fat oxidation, which normally result from energy restriction❞

Read for yourself: Capsaicinoids: a spicy solution to the management of obesity?

You snooze, you lose (fat)

While exercising is generally touted as the road to weight loss, and certainly regular exercise does have a part to play, doing so without good rest will have bad results.

In fact, even if you’re not exercising, if you don’t get enough sleep your metabolism will get sluggish to try to slow you down and encourage you to sleep.

So, be proactive, and make getting enough good quality sleep a priority.

See: Effects of sleep restriction on metabolism-related parameters in healthy adults: A comprehensive review and meta-analysis of randomized controlled trials

Eat for metabolic health

Aside from the chilli peppers we mentioned, there are other foods associated with good metabolic health. We don’t have room to go into the science of each of them here, but here’s a well-researched, well-sourced standalone article listing some top choices:

The 12 Best Foods to Boost Your Metabolism

Enjoy!

Don’t Forget…

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Recommended

  • How To Get More Nutrition From The Same Food
  • How to Eat (And Still Lose Weight) – by Dr. Andrew Jenkinson
    No diet recommendations here. Instead, this book delves into the science of hunger, metabolism, and weight regulation. It’s like a cheat code for eating and losing weight.

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  • Older adults need another COVID-19 vaccine

    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.

    What you need to know 

    • The CDC recommends people 65 and older and immunocompromised people receive an additional dose of the updated COVID-19 vaccine this spring—if at least four months have passed since they received a COVID-19 vaccine.
    • Updated COVID-19 vaccines are effective at protecting against severe illness, hospitalization, death, and long COVID.
    • The CDC also shortened the isolation period for people who are sick with COVID-19.

    Last week, the CDC said people 65 and older should receive an additional dose of the updated COVID-19 vaccine this spring. The recommendation also applies to immunocompromised people, who were already eligible for an additional dose.

    Older adults made up two-thirds of COVID-19-related hospitalizations between October 2023 and January 2024, so enhancing protection for this group is critical.

    The CDC also shortened the isolation period for people who are sick with COVID-19, although the contagiousness of COVID-19 has not changed.

    Read on to learn more about the CDC’s updated vaccination and isolation recommendations.

    Who is eligible for another COVID-19 vaccine this spring?

    The CDC recommends that people ages 65 and older and immunocompromised people receive an additional dose of the updated COVID-19 vaccine this spring—if at least four months have passed since they received a COVID-19 vaccine. It’s safe to receive an updated COVID-19 vaccine from Pfizer, Moderna, or Novavax, regardless of which COVID-19 vaccines you received in the past.

    Updated COVID-19 vaccines are available at pharmacies, local clinics, or doctor’s offices. Visit Vaccines.gov to find an appointment near you.

    Under- and uninsured adults can get the updated COVID-19 vaccine for free through the CDC’s Bridge Access Program. If you’re over 60 and unable to leave your home, call the Aging Network at 1-800-677-1116 to learn about free at-home vaccination options.

    What are the benefits of staying up to date on COVID-19 vaccines?

    Staying up to date on COVID-19 vaccines prevents severe illness, hospitalization, death, and long COVID.

    Additionally, the CDC says staying up to date on COVID-19 vaccines is a safer and more reliable way to build protection against COVID-19 than getting sick from COVID-19.

    What are the new COVID-19 isolation guidelines?

    According to the CDC’s general respiratory virus guidance, people who are sick with COVID-19 or another common respiratory illness, like the flu or RSV, should isolate until they’ve been fever-free for at least 24 hours without the use of fever-reducing medication and their symptoms improve.

    After that, the CDC recommends taking additional precautions for the next five days: wearing a well-fitting mask, limiting close contact with others, and improving ventilation in your home if you live with others. 

    If you’re sick with COVID-19, you can infect others for five to 12 days, or longer. Moderately or severely immunocompromised patients may remain infectious beyond 20 days.

    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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  • Fat’s Real Barriers To Health

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    Fat Justice In Healthcare

    This is Aubrey Gordon, an author, podcaster, and fat justice activist. What does that mean?

    When it comes to healthcare, we previously covered some ideas very similar to her work, such as how…

    There’s a lot of discrimination in healthcare settings

    In this case, it often happens that a thin person goes in with a medical problem and gets treated for that, while a fat person can go in with the same medical problem and be told “you should try losing some weight”.

    Top tip if this happens to you… Ask: “what would you advise/prescribe to a thin person with my same symptoms?”

    Other things may be more systemic, for example:

    When a thin person goes to get their blood pressure taken, and that goes smoothly, while a fat person goes to get their blood pressure taken, and there’s not a blood pressure cuff to fit them, is the problem the size of the person or the size of the cuff? It all depends on perspective, in a world built around thin people.

    That’s a trivial-seeming example, but the same principle has far-reaching (and harmful) implications in healthcare in general, e.g:

    • Surgeons being untrained (and/or unwilling) to operate on fat people
    • Getting a one-size-fits-all dose that was calculated using average weight, and now doesn’t work
    • MRI machines are famously claustrophobia-inducing for thin people; now try not fitting in it in the first place

    …and so forth. So oftentimes, obesity will be correlated with a poor healthcare outcome, where the problem is not actually the obesity itself, but rather the system having been set up with thin people in mind.

    It would be like saying “Having O- blood type results in higher risks when receiving blood transfusions”, while omitting to add “…because we didn’t stock O- blood”.

    Read more on this topic: Shedding Some Obesity Myths

    Does she have practical advice about this?

    If she could have you understand one thing, it would be:

    You deserve better.

    Or if you are not fat: your fat friends deserve better.

    How this becomes useful is: do not accept being treated as the problem!

    Demand better!

    If you meekly accept that you “just need to lose weight” and that thus you are the problem, you take away any responsibility from your healthcare provider(s) to actually do their jobs and provide healthcare.

    See also Gordon’s book, which we’ve not reviewed yet but probably will one of these days:

    “You Just Need to Lose Weight”: And 19 Other Myths About Fat People – by Aubrey Gordon

    Are you saying fat people don’t need to lose weight?

    That’s a little like asking “would you say office workers don’t need to exercise more?”; there are implicit assumptions built into the question that are going unaddressed.

    Rather: some people might benefit healthwise from losing weight, some might not.

    In fact, over the age of 65, being what is nominally considered “overweight” reduces all-cause mortality risk.

    For details of that and more, see: When BMI Doesn’t Measure Up

    But what if I do want/need to lose weight?

    Gordon’s not interested in helping with that, but we at 10almonds are, so…

    Check out: Lose Weight, But Healthily

    Where can I find more from Aubrey Gordon?

    You might enjoy her blog:

    Aubrey Gordon | Your Fat Friend

    Or her other book, which we reviewed previously:

    What We Don’t Talk About When We Talk About Fat – by Aubrey Gordon

    Enjoy!

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  • How Useful Is Hydrotherapy?

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    Hyyyyyyydromatic…

    Hydrotherapy is a very broad term, and refers to any (external) use of water as part of a physical therapy. Today we’re going to look at some of the top ways this can be beneficial—maybe you’ll know them all already, but maybe there’s something you hadn’t thought about or done decently; let’s find out!

    Notwithstanding the vague nature of the umbrella term, some brave researchers have done a lot of work to bring us lots of information about what works and what doesn’t, so we’ll be using this to guide us today. For example:

    Scientific Evidence-Based Effects of Hydrotherapy on Various Systems of the Body

    Swimming (and similar)

    An obvious one, this can for most people be a very good full-body exercise, that’s exactly as strenuous (or not) as you want/need it to be.

    It can be cardio, it can be resistance, it can be endurance, it can be high-intensity interval training, it can be mobility work, it can be just support for an aching body that gets to enjoy being in the closest to zero-gravity we can get without being in freefall or in space.

    See also: How To Do HIIT (Without Wrecking Your Body)

    Depending on what’s available for you locally (pool with a shallow area, for example), it can also be a place to do some exercises normally performed on land, but with your weight being partially supported (and as a counterpoint, a little resistance added to movement), and no meaningful risk of falling.

    Tip: check out your local facilities, to see if they offer water aerobics classes; because the water necessitates slow movement, this can look a lot like tai chi to watch, but it’s great for mobility and balance.

    Water circuit therapy

    This isn’t circuit training! Rather, it’s a mixture of thermo- and cryotherapy, that is to say, alternating warm and cold water immersion. This can also be interspersed with the use of a sauna, of course.

    See also:

    this last one is about thermal shock-mediated hormesis, which sounds drastic, but it’s what we’re doing here with the hot and cold, and it’s good for most people!

    Pain relief

    Most of the research for this has to do with childbirth pain rather than, for example, back pain, but the science is promising:

    A systematic meta-thematic synthesis to examine the views and experiences of women following water immersion during labour and waterbirth

    Post-exercise recovery

    It can be tempting to sink into a hot bath, or at least enjoy a good hot shower, after strenuous exercise. But does it help recovery too? The answer is probably yes:

    Effect of hot water immersion on acute physiological responses following resistance exercise

    For more on that (and other means of improving post-exercise recovery), check out our previous main feature:

    How To Speed Up Recovery After A Workout (According To Actual Science)

    Take care!

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Related Posts

  • How To Get More Nutrition From The Same Food
  • Sesame & Peanut Tofu

    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.

    Yesterday we learned how to elevate tofu from “nutrition” to “nutritious tasty snack” with our Basic Baked Tofu recipe; today we’re expanding on that, to take it from “nutritious tasty snack” to “very respectable meal”.

    You will need

    For the tofu:

    • The Basic Baked Tofu that we made yesterday (consider making this to be “step zero” of today’s recipe if you don’t already have a portion in the fridge)

    For the sauce:

    • ⅓ cup peanut butter, ideally with no added sugar or salt (if allergic to peanuts specifically, use almond butter; if allergic to nuts generally, use tahini)
    • ¼ bulb garlic, grated or crushed
    • 1 tbsp tamarind paste
    • 1½ tbsp tamari sauce (or low-sodium soy sauce, if a substitution is necessary)
    • 1 tbsp sambal oelek (or sriracha sauce, if a substitution is necessary)
    • 1 tsp ground coriander
    • 1 tsp ground black pepper
    • ½ tsp ground sweet cinnamon
    • ½ tsp MSG (or else omit; do not substitute with salt in this case unless you have a particular craving)
    • zest of 1 lime

    For the vegetables:

    • 14 oz broccolini / tenderstem broccoli, thick ends trimmed (failing that, any broccoli)
    • 6 oz shelled edamame
    • 1½ tsp toasted sesame oil

    For serving:

    • 4 cups cooked rice (we recommend our Tasty Versatile Rice recipe)
    • ½ cup raw cashews, soaked in hot water for at least 5 minutes and then drained (if allergic, substitute cooked chickpeas, rinsed and drained)
    • 1 tbsp toasted sesame seeds
    • 1 handful chopped cilantro, unless you have the “this tastes like soap” gene, in which case substitute chopped parsley

    Method

    (we suggest you read everything at least once before doing anything)

    1) Combine the sauce ingredients in a bowl and whisk well (or use a blender if you have one that’s comfortable with this relatively small quantity of ingredients). Taste it, and adjust the ingredient ratios if you’d like more saltiness, sweetness, sourness, spiciness, umami.

    2) Prepare a bowl with cold water and some ice. Steam the broccolini and edamame for about 3 minutes; as soon as they become tender, dump them into the ice bathe to halt the cooking process. Let them chill for a few minutes, then drain, dry, and toss in the sesame oil.

    3) Reheat the tofu if necessary (an air fryer is great for this), and then combine with half of the sauce in a bowl, tossing gently to coat well.

    4) Add a little extra water to the remaining sauce, enough to make it pourable, whisking to an even consistency.

    5) Assemble; do it per your preference, but we recommend the order: rice, vegetables, tofu, cashews, sauce, sesame seeds, herbs.

    Enjoy!

    Want to learn more?

    For those interested in some of the science of what we have going on today:

    Take care!

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  • Eating Disorders: More Varied (And Prevalent) Than People Think

    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.

    Disordered Eating Beyond The Stereotypes

    Around 10% of Americans* have (or have had) an eating disorder. That might not seem like a high percentage, but that’s one in ten; do you know 10 people? If so, it might be a topic that’s near to you.

    *Source: Social and economic cost of eating disorders in the United States of Americ

    Our hope is that even if you yourself have never had such a problem in your life, today’s article will help arm you with knowledge. You never know who in your life might need your support.

    Very misunderstood

    Eating disorders are so widely misunderstood in so many ways that we nearly made this a Friday Mythbusting edition—but we preface those with a poll that we hope to be at least somewhat polarizing or provide a spectrum of belief. In this case, meanwhile, there’s a whole cluster of myths that cannot be summed up in one question. So, here we are doing a Psychology Sunday edition instead.

    “Eating disorders aren’t that important”

    Eating disorders are the second most deadly category of mental illness, second only to opioid addiction.

    Anorexia specifically has the highest case mortality rate of any mental illness:

    Source: National Association of Anorexia Nervosa & Associated Disorders: Eating Disorder Statistics

    So please, if someone needs help with an eating disorder (including if it’s you), help them.

    “Eating disorders are for angsty rebellious teens”

    While there’s often an element of “this is the one thing I can control” to some eating disorders (including anorexia and bulimia), eating disorders very often present in early middle-age, very often amongst busy career-driven individuals using it as a coping mechanism to have a feeling of control in their hectic lives.

    13% of women over 50 report current core eating disorder symptoms, and that is probably underreported.

    Source: as above; scroll to near the bottom!

    “Eating disorders are a female thing”

    Nope. Officially, men represent around 25% of people diagnosed with eating disorders, but women are 5x more likely to get diagnosed, so you can do the math there. Women are also 1.5% more likely to receive treatment for it.

    By the time men do get diagnosed, they’ve often done a lot more damage to their bodies because they, as well as other people, have overlooked the possibility of their eating being disordered, due to the stereotype of it being a female thing.

    Source: as above again!

    “Eating disorders are about body image”

    They can be, but that’s far from the only kind!

    Some can be about control of diet, not just for the sake of controlling one’s body, but purely for the sake of controlling the diet itself.

    Still yet others can be not about body image or control, like “Avoidant/Restrictive Food Intake Disorder”, which in lay terms sometimes gets dismissed as “being a picky eater” or simply “losing one’s appetite”, but can be serious.

    For example, a common presentation of the latter might be a person who is racked with guilt and/or anxiety, and simply stops eating, because either they don’t feel they deserve it, or “how can I eat at a time like this, when…?” but the time is an ongoing thing so their impromptu fast is too.

    Still yet even more others might be about trying to regulate emotions by (in essence) self-medicating with food—not in the healthy “so eat some fruit and veg and nuts etc” sense, but in the “Binge-Eating Disorder” sense.

    And that latter accounts for a lot of adults.

    You can read more about these things here:

    Psychology Today | Types of Eating Disorder ← it’s pop-science, but it’s a good overview

    Take care! And if you have, or think you might have, an eating disorder, know that there are organizations that can and will offer help/support in a non-judgmental fashion. Here’s the ANAD’s eating disorder help resource page, for example.

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  • Bell Pepper vs Sweetcorn – Which is Healthier?

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    Our Verdict

    When comparing bell pepper to sweetcorn, we picked the corn.

    Why?

    If you’re thinking “but wait, which color bell pepper, don’t they have different nutritional properties?” then firstly, well-remembered, and secondly, it doesn’t matter in this case. The main things that it affects are vitamins A and C and various polyphenols, and even the weakest bell pepper for them wins on both of those vitamins (while the strongest bell peppers for them still lose on vitamins in total) and even the strongest bell pepper for them loses on polyphenols, so the results go the same with any color.

    In terms of macros, the corn has more carbs, protein, and fiber; however, both are low in glycemic index, so we’ll go with the “more food per food” option, the corn.

    In the category of vitamins, even green bell peppers (the least well-endowed) have more of vitamins A, B6, C, E, and K, while sweetcorn has more of vitamins B1, B2, B3, B5, B9, and choline, compared to even yellow or red bell peppers (which are the best peppers for vitamins). So, a moderate win for the corn.

    When it comes to minerals, bell peppers have more calcium and copper, while sweetcorn has more iron, magnesium, manganese, phosphorus, potassium, selenium, and zinc. An easy win for sweetcorn.

    In short, enjoy both, but the corn is the overall winner today!

    Want to learn more?

    You might like to read:

    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: