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Simplifying health, fitness, exercise, Zone 2, and longevity, with your hosts Dr. Paul Kedrosky and Howard Luks, MD. Paul Kedrosky is a frequently injured athlete who, when he isn’t rehabbing, is also a venture investor. Howard Luks is a top sports orthopedic surgeon. Public excerpts only. To listen to entire episodes, as well as get show notes and full transcripts, subscribe at simplavida.com.
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In this preview episode—the full episode is for premium subscribers only—Paul and Howard discuss the current heatwave affecting the West Coast of the United States. They share their own experiences with extreme temperatures. They talk about the dangers of heat exhaustion and heat stroke, emphasizing the importance of understanding physiological res…
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Poor Health Usually Isn't Just a Single Incident
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Paul and Howard discuss the implications of maintaining fitness and health over time. They talk about Howard's recent tweet about how poor health often results from small health issues rather than a single significant event. They also explore the compounding effects of minor illnesses and injuries and how a sedentary lifestyle accelerates health de…
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Knee Mysteries, and How ACL Repair is Changing
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In this free preview, Paul and Howard start with Howard's recent viral tweet about ACL surgery and the discussions it sparked. They get into knee anatomy, focusing on the function and importance of the ACL. They discuss the prevalence of ACL injuries, the debates surrounding the necessity of ACL reconstruction, and why some patients may not need su…
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In this free episode, Paul and Howard discuss the importance of movement. They highlight the dangers of a sedentary lifestyle, some of which come from surprising sources, like increased home-based working. They discuss the psychological and societal factors that discourage people from moving, such as reliance on elevators and modern convenience too…
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Your Knees Don't Hate You, and Other Fitness Myths
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In this free preview, Paul and Howard discuss common misconceptions surrounding exercise and bodily mechanics, particularly targeting myths related to knee injuries, the need for perfect movements, and the best exercise routines. They emphasize that staying active is more beneficial than being overly concerned with the 'right' form or specific exer…
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Why does the first mile almost always suck? Whether you're biking, running, cross-country skiing, or almost anything else while trying to build fitness, the first bit almost always feels terrible. In this free preview episode, Paul and Howard discuss the challenges of starting physical activities such as running and weightlifting. They share motiva…
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We train for life, we try to keep it simple, and we avoid doing silly things, but sometimes we still get injured. In this episode Paul and Howard talk about Howard's recent calf injury, how it happened, whether it means his training isn't work, and what he's going to do about it. Topics discussed: How Howard tore his calf muscle Chronic vs acute in…
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In this free, abridged episode, Paul and Howard discuss how health gains and reduced all-cause mortality require cardio and strength training. But some people hate one of those two, some people hate the other, and most people hate 'em both. People dislike strength training for many reasons, including that they think it takes too long, involves gyms…
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The relationship between V02max—your maximum rate of oxygen consumption during physical exertion, adjusted for your weight—and almost all aspects of health, fitness, and longevity are now well understood. It is, in a word, crucial. And we are reasonably good at prescribing exercise "doses" targeting improving your own measure, But what is well unde…
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Our Year in Simplifying Fitness, A Review
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In this abridged episode, Paul and Howard discuss the last twelve months in simplifying their fitness. Topics include: What they've stopped doing What they've started doing What they've learned What injuries they've had, if any What they're trying to do over the next 12 months Premium subscribers get the full episode, plus a complete transcript. Mo…
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How to Read Medical Research Without Losing Your Mind (Free Preview)
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This is a free public preview of our latest podcast episode, about how to "consume" medical research. We want you to be skeptical, but not cynical, and able to tell when some new medical research matters vs. it just being preliminary, or even noise. The full version of this episode, available to premium subscribers, contains a complete transcript.…
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Fear: Why Everyone is Afraid of Everything, and What You Can Do About it
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This episode (abridged from the full, premium version) discusses the widespread fear of health-related issues, particularly around medication, vaccines, and exercise, and its impact on physical activity levels. The hosts challenge these fears, emphasizing the importance of movement for maintaining health and debunking myths that exercise leads to j…
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Simplifying Simplicity: Back to Fitness & Health Basics
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In this free preview of a premium episode, Paul and Howard discuss the paralysis caused by health & fitness information overload. Having too many options can leave people feeling overwhelmed, leading them to either disengage completely or obsess over minute details to the detriment of their overall health. Paul and Howard talk about how to return t…
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Cholesterol, Residual Risk, and the Statin "Conspiracy"
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Cholesterol, Residual Risk, and the Statin "Conspiracy" In this free preview, Paul and Howard talk about cholesterol management, its complexity, and the changing guidelines over the years. They explore both the negatives and positives of cholesterol, its part in cardiovascular disease, the impact of lifestyle factors, and the role of medications li…
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The Role of Lifelong Exercise in Aging: A Conversation with Scott Trappe
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The Role of Lifelong Exercise in Aging: A Conversation with Scott Trappe (Free preview) In this free preview of a longer premium discussion, Scott Trappe, a professor at the Human Performance Laboratory at Ball State University, explains the impact of exercise on improving the quality of life, particularly for the aging population. Scott highlights…
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The Physical Activity Paradox: Why Leisure Activity Helps, But Work Activity Doesn't
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In this abridged "newsletter-to-podcast" episode, free subscribers can listen to an excerpt from our new post about the "physical activity paradox". The paradox describes how and why work and leisure exercise affect the body so differently, often in opposite ways. We are learning a great deal about this paradox, and the more we learn the more troub…
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The Case of the 92-Year-Old World Champion Rower
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In this latest episode, Paul talks to Dr. Lorcan Daly, a sports physiology researcher and the co-author of a recent paper about a 92-year-old, four-time world champion indoor rower. While there are a few surprises, which I won't spoil here, the main topics include: How to preserve fitness across a lifetime The importance of goals and objectives Why…
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Zone 2 Training: The Mechanics The most frequent questions we get about low-intensity training aren't generally about the benefits. They are about the mechanics, i.e., the gear and the protocols. People want to know: What gear do I need, what workouts should I do, and how do I combine gear and workouts to do this? In this episode, we go into all of…
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Paul and Howard talk running, knees, and osteoarthritis. Topics: Does running cause arthritis? Can I run if I have degenerative osteoarthritis? Biomechanical models of the knee Repairing the knee What we can learn from professional athletes, if anything Bios: Paul Kedrosky is a frequently injured athlete who, when he isn't rehabbing, is also a vent…
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Unlearning Medicine: Reversals, Placebos, and Natural Experiments
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Paul and Howard discuss how medicine is changing, and how some common procedures and ideas that were once accepted practice are being abandoned. They also talk about the merits of shouting at your legs, and whether it's possible to mainline red wine. Topics: Why some procedures become accepted practice, despite poor evidence The "six weeks" myth in…
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Paul and Howard talk about balancing, but not the financial kind. Topics: How we balance Why balance is overlooked but so important to health and fitness Why falls are so common and so hard on people as we age Myths about balancing How to improve your balance Readings: Resistance and balance exercise to live longer and healthier Balance exercises B…
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I'm Injured, You're Injured, We're Injured: Some Personal Perspectives
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Paul and Howard talk about their own current injuries, how and why they happened, why it's frustrating, and what they're doing to get past it. Maybe. Topics: What happened to Paul (plantar fasciitis) and to Howard (stress fracture) Why these injuries happened How we respond to injuries, a phases of grief model, with some shouting Getting to the oth…
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Imaging Injuries, or Why You Can't Unsee an MRI
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Paul and Howard talk about sports injury imaging, from x-rays and MRI, to ultrasound. Topics: What are the main tools for imaging injuries? When are these tools most useful? When are they not? Why Paul thinks he should be on a frequent imaging program The future of imaging, from machine learning, to handhelds, to potentially doing it less routinely…
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Lifespan & Healthspan: The Science(s) of Healthier Aging, From Cells to Centenarians
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Paul and Howard talk about healthy aging, from cell death, to diet, to centenarians, and exercise in-between. Financial geek that he is, Paul sneaks in a little riff about pension fraud too. There is a fairly crap transcript here. Topics: Healthspan vs lifespan, squaring the curve Cellular housekeeping and whether it can be catalyzed Diets -- good,…
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Air & Exercise: Breathing in an Age of Wildfires and Coronavirus
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Paul and Howard talk about air, exercise, lung function, and breathing in an age of wildfires and coronavirus. There is a fairly crap transcript here. Topics: Viruses and exercise A primer on lung function during exercise How much outdoor exercise is safe when air quality is lousy Best ways to limit your pollutant exposure Related Readings: Can air…
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