fitness

VO2max

Unboxing Calibre Biometrics’ revolutionary VO2max sensor

Calibre Biometrics have promised a revolutionary at home sensor that reaches lab-level accuracy for VO2max and RMR test. It finally arrived. Here is the unboxing video. It’s much smaller than I thought. I will post VO2max and RMR test videos as soon as it’s charged!

cardio, Longevity, Training

What is VO2 Max? The Complete Guide to Understanding Your Body’s Most Important Fitness Metric

If you’ve ever wondered what truly separates elite athletes from recreational exercisers, or why some people seem to breeze through workouts while others struggle, the answer often lies in a single metric: VO2 max. This measurement represents the pinnacle of your cardiovascular fitness and serves as one of the most powerful predictors of both athletic

cardio, Longevity, Training

Norwegian 4×4 for VO2Maxxing and Longevity

Science is telling us that fitness will make me live longer, in particular VO2max is touted as one of the best predictors of longevity (reduced all-cause mortality). Peter Attia as usual has a very good summary and here is a short snippet from that discussion: There is also a pretty compelling study (aptly titled “Survival

Bloodwork, Supplements

Does Creatine cause Kidney Disease (spoiler: no it doesn’t!)

I really thought it was well known that Creatine does NOT cause kidney disease but merely messes with some of the more simplistic blood markers (creatinine) used to diagnose kidney disease (see Vega et al. 2019 or Longobardi et al. 2023) Certainly this is well known in longevity/biohacking/body building circles. However, even my PCP advised

AI, Longevity, Training

Why Human Trainers beat AI Workout Robots

There has been a flood of workout apps many of which provide some level of AI support. They tend to have a slick user interface, fancy graphs and sometimes even let you chat with you personal AI. Using AI is shockingly easy to use and can be surprisingly effective at creating plausible workout programs. I

Intro

Welcome to DadStrengthDaily: Building Resilience in Your Prime

Hey there, and welcome to DadStrengthDaily. If you’re reading this, chances are you’re like me – a dad in your fifties navigating the unique challenges that come with this stage of life. Maybe you’re watching your kids head off to college while simultaneously caring for aging parents. Perhaps you’re crushing it in your career but

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