One straightforward, science-backed tip for a longer, healthier life - direct from an MD PhD to you each week.
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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.
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10 Oct 2026
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 (https://newsletter.onehealthtweakaweek.com/subscribe?utm_medium=podcast&utm_campaign=CTA_4)
3 Oct 2026
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 (https://newsletter.onehealthtweakaweek.com/subscribe?utm_medium=podcast&utm_campaign=CTA_4)
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