One Health Tweak a Week Podcast

Ben Jones MD PhD
  • 5.0 (1)
  • Nutrition
  • Updated Daily

One straightforward, science-backed tip for a longer, healthier life - direct from an MD PhD to you each week. newsletter.onehealthtweakaweek.com

  1. 4d ago

    The 18g Protein Swap Linked to a Longer Life

    Protein advice has become very focused on one question: are you getting enough? That matters, especially in midlife and later life, when maintaining muscle, strength and independence becomes increasingly important. But there’s another question that gets far less attention: where is that protein coming from? In this episode of One Health Tweak a Week, we look at the evidence behind the 18g protein swap: replacing roughly one daily serving of animal protein with plant protein. Across several large, long-running studies, that kind of shift is linked with a lower risk of dying prematurely, especially when plant proteins replace processed meat, red meat and egg-heavy meals. This isn’t an argument for going vegan, and it isn’t anti-protein advice. For older adults, getting enough protein remains a priority. For younger adults, the message is a little different: don’t necessarily chase ever-higher protein targets, but do pay attention to the mix. We’ll look at why the protein source matters, which swaps offer the greatest likely benefit, and how to add more beans, lentils, chickpeas, tofu, soy foods, nuts, seeds, and whole grains without accidentally cutting your protein intake. The upgrade is simple: eat a better protein pattern Science-backed advice, simple steps, real results. Subscribe to the One Health Tweak a Week newsletter today and take the guesswork out of healthy living. Get full access to One Health Tweak a Week at newsletter.onehealthtweakaweek.com/subscribe

    The 18g Protein Swap Linked to a Longer Life

  2. Jul 11

    Why Your Best Intentions Get Lost in the Grocery Store

    This week’s One Health Tweak a Week podcast looks at why a healthy grocery trip so often comes home with a few extra foods that were never on the list. Following Helen, a sensible midlife shopper trying to buy food for a reasonably healthy week, we explore how grocery stores quietly reshape what we notice, reach for and justify. The episode looks at oversized shopping carts, fresh produce at the entrance, bakery smells, scattered essentials, aisle-end “specials”, free samples, bulk deals and health-halo packaging that makes ultra-processed snacks look like acts of self-care. The point isn’t that shoppers are gullible, or that one packet of muffins or family bag of chips ruins anyone’s health. It’s that the foods we bring home become the choices available to our tired, hungry, busy future selves. The grocery store changes what we buy today; our cupboards change what we eat for the rest of the week. You’ll also hear practical ways to shop more consciously without becoming joyless about it: write a real list, choose the right basket or cart, plan treats rather than collecting ambush treats, treat aisle-end offers as adverts, question health-halo claims, and avoid bulk-buying foods you don’t want to eat in bulk. Science-backed advice, simple steps, real results. Subscribe to the One Health Tweak a Week newsletter today and take the guesswork out of healthy living. Get full access to One Health Tweak a Week at newsletter.onehealthtweakaweek.com/subscribe

    Why Your Best Intentions Get Lost in the Grocery Store

  3. Jul 4

    Could Plant-Based Meat Be the Healthier Choice?

    Plant-based meat alternatives have come a long way from the worthy-but-woolly veggie sausages of the 1990s. Today’s burgers, sausages, mince and nuggets can look, sizzle and chew remarkably like meat. But does that make them a healthier choice, or just a more convincing ultra-processed food? In this episode, we’ll explain why “plant-based” is too broad a label to trust on its own. We’ll separate genuinely health-supportive plant proteins, such as beans, lentils, tofu and tempeh, from ultra-processed meat mimics designed to replicate the eating experience of burgers, sausages and nuggets. We’ll look at what short-term trials show when people replace meat with plant-based meat, including the encouraging signals for LDL cholesterol, fibre intake and body weight. Then we’ll step back and ask the bigger question: do those short-term improvements prove long-term health benefit? Most importantly, we’ll show why the real comparator matters. A plant-based sausage replacing a pork sausage may be a useful step. A plant-based sausage replacing lentils, fish, tofu or a minimally processed meal probably isn’t. By the end, you’ll have a simple rule: judge the swap, not the slogan. Get full access to One Health Tweak a Week at newsletter.onehealthtweakaweek.com/subscribe

    Could Plant-Based Meat Be the Healthier Choice?

  4. Jun 27

    You Don’t Need the Best Fruit. You Need a Better Mix

    Do you really need to find the “best” fruit, or is ordinary fruit already doing most of the work? In this episode of One Health Tweak a Week, we look at the anxiety created by health blogs, Instagram “super-berries”, and nutrient rankings, then ask a more useful question: how can you get the greatest benefit from the fruit habit without turning it into homework? We start with the bigger evidence: fruit is strongly linked with healthy ageing and lower all-cause mortality, with around two handfuls a day appearing to be a meaningful target. Then we test the idea of a single “best” fruit by comparing fruits for fibre, vitamin C, polyphenols, potassium, vitamin A, and lower-calorie volume. The answer is reassuring: different fruits do different jobs. Berries shine for fibre and polyphenols. Citrus, kiwi, strawberries and tropical fruits bring vitamin C. Dark fruits add polyphenol depth. Apples, pears, bananas and frozen fruit keep the habit practical. Dried fruit can help, but it works best as a small addition rather than something to graze from the bag. The tweak: build a weekly fruit spectrum, not a fruit ranking chart. Science-backed advice, simple steps, real results. Subscribe to the One Health Tweak a Week newsletter today and take the guesswork out of healthy living. Get full access to One Health Tweak a Week at newsletter.onehealthtweakaweek.com/subscribe

    You Don’t Need the Best Fruit. You Need a Better Mix

  5. Jun 20

    Could a Protein Gap Be Costing You Muscle as You Age?

    Protein supplements are usually marketed at gym-goers, bodybuilders and people chasing bigger muscles. But the people who may benefit most are often the ones least likely to think about using them: older adults, plant-based eaters, people trying to lose weight without losing muscle, and those recovering from illness, surgery or hospitalisation. In this episode of One Health Tweak a Week, we look at a more useful question than “Do protein shakes work?”: Are your meals actually giving your muscles enough protein? You’ll learn why protein needs often rise from our sixties onwards, why appetite and food volume can make those targets harder to reach, and why breakfast is often the meal where the biggest gap quietly appears. We also explain when protein powder can be a sensible top-up, why it shouldn’t replace proper meals, and why “high-protein” snack foods are not the same thing as a useful supplement. The episode also covers plant-based diets, calorie restriction, recovery after illness, and the essential role of resistance exercise. By the end, you’ll have a simple way to audit your breakfast, spot a real protein shortfall, and decide whether food alone is enough or whether a simple supplement might help close the gap. Science-backed advice, simple steps, real results. Subscribe to the One Health Tweak a Week newsletter today and take the guesswork out of healthy living. Get full access to One Health Tweak a Week at newsletter.onehealthtweakaweek.com/subscribe

    Could a Protein Gap Be Costing You Muscle as You Age?

  6. Jun 13

    The Longevity Exercise 95% of Healthy Adults Were Missing

    n this week’s One Health Tweak a Week podcast, we’re looking at the form of exercise many health-conscious people still quietly avoid: strength training. A couple of months ago, we talked about why resistance exercise matters for preserving muscle, function, and independence as we age. This episode comes at it from a different angle: not just whether strength exercise helps you stay stronger, but whether it’s linked with living longer. We’ll unpack a just-published 30-year study of more than 147,000 US adults, which found that regular resistance exercise was associated with lower risks of death from any cause, cardiovascular disease, and neurological disease. We’ll also look at how the findings fit with previous meta-analyses, why the apparent sweet spot is surprisingly modest, and why more than about 2 hours a week does not seem to add extra longevity benefit. Most importantly, this isn’t a “become a gym person” episode. We’ll talk about why walking, cycling, gardening, and other aerobic activities still matter enormously, but may not cover everything your body needs. You’ll come away with a practical target: keep your aerobic base, then add 2 or 3 short strength sessions a week using simple, everyday movements you can do at home. Science-backed advice, simple steps, real results. Subscribe to the One Health Tweak a Week newsletter today and take the guesswork out of healthy living. Get full access to One Health Tweak a Week at newsletter.onehealthtweakaweek.com/subscribe

    The Longevity Exercise 95% of Healthy Adults Were Missing

  7. Jun 6

    The Processed Meat You Don’t Realise You’re Eating May Be Harming Your Health

    This week’s One Health Tweak a Week podcast is about processed meat: not just bacon, sausages and hot dogs, but the everyday foods that quietly creep into otherwise healthy diets. We’ll look at why processed meat is not simply “meat with a bit of salt,” and why regular intake has been linked with higher risks of colorectal cancer, type 2 diabetes, cardiovascular disease, stroke, heart failure and premature death. We’ll also unpack what actually counts as processed meat, including ham, salami, pepperoni, deli slices, chicken nuggets, many burgers, turkey bacon and “uncured” or “naturally cured” products. This isn’t an episode about food guilt or pretending bacon isn’t delicious. It starts with the full English breakfast for a reason. The real question is frequency: are these foods occasional pleasures, or have they become your default protein? You’ll hear why celery powder and “natural nitrates” are not the escape hatch they appear to be, why white-meat versions aren’t clearly safer, and how processing, curing, smoking and high-temperature cooking change the health profile of meat. The takeaway is simple: keep the processed meats you genuinely love, savour them occasionally, and replace the forgettable routine servings with easier, less processed protein most of the time. Science-backed advice, simple steps, real results. Subscribe to One Health Tweak a Week today and take the guesswork out of healthy living. Get full access to One Health Tweak a Week at newsletter.onehealthtweakaweek.com/subscribe

    The Processed Meat You Don’t Realise You’re Eating May Be Harming Your Health

  8. May 30

    Are Dim Days and Bright Nights Undermining Your Long-Term Health?

    This week’s episode is about one of the most overlooked signals shaping your sleep, mood, energy and long-term health: light. Most advice starts at the wrong end of the day. We’re told to stop scrolling before bed, switch on night mode, or buy blue-light glasses. Those things can matter, but they miss the bigger pattern. Modern life has flattened the rhythm our bodies evolved to expect: bright days, fading evenings and dark nights. Many of us now spend our days indoors in light that feels bright, but is biologically dim. Then, just as the body should be winding down, we switch on ceiling lights, kitchens, televisions, laptops and phones. Finally, we sleep in bedrooms that often aren’t truly dark. In other words, we live in biological twilight. In this episode, we explain why light isn’t just something that helps you see. It is one of the body’s strongest timing cues, helping your brain, hormones, metabolism and sleep machinery understand when day begins and night has arrived. You’ll learn why cloudy outdoor daylight still matters, why night mode only partly helps, why blue-light glasses are not the main answer, and how small changes to your morning, evening and bedroom light can give your body a clearer daily rhythm. Science-backed advice, simple steps, real results. Subscribe to One Health Tweak a Week today and take the guesswork out of healthy living. Get full access to One Health Tweak a Week at newsletter.onehealthtweakaweek.com/subscribe

    Are Dim Days and Bright Nights Undermining Your Long-Term Health?
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One straightforward, science-backed tip for a longer, healthier life - direct from an MD PhD to you each week. newsletter.onehealthtweakaweek.com

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