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. 1d ago

    Eating Mostly Plants? Could Protein Powder Help You Stay Strong?

    Eating more plants is one of the best-supported strategies for long-term health. But could a predominantly plant-based diet leave your muscles short of the protein they need to stay strong as you get older? In this episode, we explore a dilemma facing vegans, vegetarians and anyone who eats mostly plant-based foods: how to preserve the benefits of a healthy diet while protecting against age-related muscle loss, frailty and declining strength. The research offers some reassuring answers. Plant protein can be just as effective as animal protein for maintaining muscle, provided you’re getting enough. But that’s where things become complicated. We’ll explore: * Why plant protein can be harder to obtain and use, particularly as our protein requirements increase with age. * How much protein you actually need, with practical daily and per-meal targets. * When protein supplements make sense, and how to use them to top up healthy meals rather than replace nutritious whole foods. * Which protein powders to consider, including soy, pea–rice blends and whey, and whether extra leucine offers any benefit. * Why resistance exercise is essential, regardless of where your protein comes from. Our goal is simple: to help you enjoy the benefits of plant-forward eating while keeping your muscles strong and preserving your independence for years to come. 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

    Eating Mostly Plants? Could Protein Powder Help You Stay Strong?

  2. Oct 10

    You Walk Plenty. But Is Your Pace Helping You Age Well?

    Most of us think about walking in terms of steps. Hit a sensible daily total, and we assume we’re doing the job. But 6,000 slow steps and 6,000 brisk ones are very different cardiovascular workouts. In this episode of One Health Tweak a Week, we look at what walking pace adds beyond step count. We’ll explore studies showing that faster walkers have lower risks of cardiovascular disease and premature death, while also asking the obvious question: are they healthier because they walk faster, or do they walk faster because they’re healthier? Then we move to the evidence that helps untangle that problem. In intervention studies, people doing plenty of steady walking saw little improvement in aerobic fitness, while those adding brisk intervals became fitter, stronger and lowered their blood pressure. We’ll also look at how much brisk walking may be enough to make a difference, why around 50 minutes a week is a useful target, and how a simple 10%-faster familiar-route test can help you judge your pace. The takeaway is that if you already walk regularly, making some of those steps brisk may do more for your cardiovascular fitness than simply adding more easy ones. 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

    You Walk Plenty. But Is Your Pace Helping You Age Well?

  3. Oct 3

    Is It Safe to Keep Using Your Non-Stick Pan?

    Should you be worried about the non-stick pans already sitting in your kitchen? In this episode, we look past the “forever chemicals” headlines to ask a much narrower and more useful question: how much health risk actually comes from everyday cooking with PTFE-coated cookware? We examine what intact non-stick pans release during normal use, what changes when they’re severely overheated, and whether scratched or damaged coatings really shed meaningful amounts of particles into food. We also look at the evidence behind some of the more alarming microparticle claims, and where those studies do, and don’t, reflect real-world cooking. Then we widen the lens. Would switching to ceramic, stainless steel, cast iron, aluminium or copper actually make your kitchen safer? And what about air fryers, electric grills, sandwich makers and ovens? The answer is more reassuring, and more nuanced, than most cookware scare stories suggest. By the end, you’ll have a simple framework for deciding what to keep, what to replace, which habits genuinely matter, and why the fumes produced by frying itself may deserve more attention than the material your pan is made from. 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

    Is It Safe to Keep Using Your Non-Stick Pan?

  4. Sep 26

    Fibre Isn’t One Thing. So What Should You Eat More Of?

    Most of us know we should probably eat more fibre. Far fewer of us know what kind, where to get it, or whether 30g from breakfast cereal is really equivalent to 30g from oats, beans, nuts and whole grains. In this week’s One Health Tweak a Week podcast, we look at why fibre is more complicated than the number on the nutrition label. We explore: * Why most adults still fall well short of recommended fibre intakes * The difference between insoluble, soluble, viscous and fermentable fibres, and why those differences are useful * Why whole grains seem to have particularly strong links with better long-term health * Which foods make reaching 30g a day much easier * Whether fibre supplements such as psyllium, wheat bran and “prebiotic” fibres can do the same job as food * And, most importantly, practical ways to increase your intake without turning every lunch into a grain bowl We finish with a menu of simple changes, from switching everyday staples and improving snacks to trying chia, quinoa, beans, nuts and seeds. The aim is straightforward: find a few changes you genuinely enjoy, get closer to 30g, and make a higher-fibre diet feel like normal eating rather than another nutritional chore. 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

    Fibre Isn’t One Thing. So What Should You Eat More Of?

  5. Sep 19

    Fibre Is Linked to Longer Life. Are You Getting Enough?

    Fibre has spent decades with an image problem. For many of us, it still means roughage, bran cereal and keeping the bowels moving. In this episode, we look at why that view is far too narrow. We explore the evidence linking higher fibre intake with lower risks of cardiovascular disease, type 2 diabetes, colorectal cancer and premature death, and ask the obvious question: is fibre itself helping, or is it simply travelling with an otherwise healthy diet? We also look at intervention studies showing that specific fibres such as psyllium and oat beta-glucan can lower LDL cholesterol, explain how fibre can affect cholesterol and blood sugar despite the fact that we don’t digest it, and unpack why “fibre” is really a family of substances with different physiological effects. We also take a more sceptical look at the popular microbiome and short-chain-fatty-acid story, where the human evidence is less tidy than the headlines suggest. Finally, we look at how much fibre most of us actually eat, why 25–30g/day may be better thought of as a minimum target than an optimum, and the simple first step we’d suggest before trying to change your diet: work out where you’re starting from. 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

    Fibre Is Linked to Longer Life. Are You Getting Enough?

  6. Sep 12

    You Bought the Protein Powder. Now What?

    Protein powder is everywhere, but knowing whether you actually need it, how much to take and where it fits into your diet is much less straightforward. In this episode, we look at how to use protein supplements in a practical, targeted way. We follow an active retired couple as they work out their daily protein needs, track what they normally eat and discover that they don’t need more protein at every meal. Breakfast is the main weak spot, lunch is usually fine, and dinner often needs only a small top-up. We work through the numbers, including why a partial scoop may make more sense than blindly following the serving size on the tub, and explain why leucine becomes more important as we get older. We also tackle a common source of confusion: how a daily target of around 1.2g/kg fits with recommendations to aim for roughly 30–40g of protein at a meal. Finally, we look at when an evening protein supplement might be useful, why food is often the better answer for smaller gaps, and why resistance exercise still matters if the goal is to preserve muscle and strength. The aim is to give you a simple blueprint for working out where protein powder genuinely helps, and where it doesn’t. If you’d like the 10g protein top-up cheat sheet for inside your kitchen cabinet door, you can download it here as a printable PDF: 10g protein top-up cheat sheet - US letter10g protein top-up cheat sheet - A4 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 Bought the Protein Powder. Now What?

  7. Sep 5

    Are You Chasing the “Healthiest” Bean and Missing What Matters?

    Beans, lentils and chickpeas all have a healthy reputation. But if you’re standing in front of a supermarket shelf wondering whether black beans are better than cannellini, or whether dried beans are worth the extra effort, the choice can start to feel more complicated than it needs to be. In this episode, we take a practical look at how the main legumes compare nutritionally, including calories, protein, fibre and key micronutrients. We’ll see why there probably isn’t a single “best” bean, although lentils, borlotti beans and split peas do have a modest edge in a few areas. We also look at the one comparison where the differences are more noticeable: dried versus canned beans. We’ll cover what canning does to protein and other nutrients, when that might matter, and why convenience still deserves a place in the decision. Then we get into the useful bit: which legumes work best in soups, curries, chilli, ragù, salads and creamy dishes, plus how to prepare dried beans safely. The aim isn’t to optimise your bean cupboard. It’s to help you find a few legume-based meals you genuinely enjoy enough to make again. 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

    Are You Chasing the “Healthiest” Bean and Missing What Matters?

  8. Aug 29

    The Bean Swap Linked to a Longer Life

    Beans and lentils have one of the strongest reputations in healthy eating. But how much difference do they actually make to long-term health? In this episode, we look at the evidence linking higher legume intake with a lower risk of premature death, including statistical models suggesting that relatively modest reductions in risk could add up over decades. We also examine the cardiovascular evidence, which is more mixed than you might expect, and the more consistent effects on LDL cholesterol and other metabolic markers. The most interesting part of the story, though, may be what legumes replace. Studies suggest that swapping some red or processed meat, or eggs, for beans, lentils or chickpeas could offer greater benefits than simply adding legumes to your existing diet. We’ll look at why, and whether you can make those swaps without sacrificing protein. We also tackle two of the main reasons people hesitate to eat more legumes: concerns about so-called “anti-nutrients” and the fear of digestive discomfort. Most of those worries are overblown, although there are a few important preparation rules worth knowing. The practical goal: work towards roughly 100g of cooked legumes a day, mainly by using them as a replacement food. 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 Bean Swap Linked to a Longer Life
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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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