Research Topic

Exercise & Fitness

VO2 max, strength training, zone 2 cardio, muscle physiology, and physical performance

443 articles

Bryan Johnson Trains to Dunk at 49 — What It Reveals About Aging and Athletic Power
Exercise & Fitness

Bryan Johnson Trains to Dunk at 49 — What It Reveals About Aging and Athletic Power

At 49, Bryan Johnson pursues dunking a basketball through targeted strength, speed, and vertical jump training — a real-world test of aging muscle power.

Video
Sep 23, 2026 0
Nine Fitness Tests Every Adult Should Know to Measure and Extend Healthspan
Exercise & Fitness

Nine Fitness Tests Every Adult Should Know to Measure and Extend Healthspan

Dr. Andy Galpin breaks down nine measurable fitness components — from grip strength to VO2 max — and how to test and improve each one.

Podcast
Sep 20, 2026 0
Women Handle Heat Better Than Men in Ultramarathons, Massive Study Finds
Exercise & Fitness

Women Handle Heat Better Than Men in Ultramarathons, Massive Study Finds

Analysis of 1.35 million race finishes shows women's running speed holds up better than men's as temperature and humidity rise.

Research Paper
Sep 20, 2026 0
COPD Exacerbations Trigger a Blood Microenvironment That Destroys Muscle Cells
Exercise & Fitness

COPD Exacerbations Trigger a Blood Microenvironment That Destroys Muscle Cells

A completed trial identifies how inflammatory factors in the blood of hospitalized COPD patients directly cause skeletal muscle atrophy at the cellular level.

Clinical Trial
Sep 19, 2026 0
Six Weeks of Diaphragm Release Therapy Boosts Walk Distance and Sleep in Older Diabetics
Exercise & Fitness

Six Weeks of Diaphragm Release Therapy Boosts Walk Distance and Sleep in Older Diabetics

A randomized trial finds manual diaphragmatic release added to breathing exercises meaningfully improves exercise capacity, sleep, and fatigue in older adults with type 2 diabetes.

Research Paper
Sep 19, 2026 0
Your Aerobic Fitness Is Written in Your DNA — And It Shapes How Your Muscles Age
Exercise & Fitness

Your Aerobic Fitness Is Written in Your DNA — And It Shapes How Your Muscles Age

Aged muscle in high-aerobic-capacity rats shows distinct epigenetic and gene-expression signatures — revealing why VO2max may be partly hardwired.

Research Paper
Sep 18, 2026 0
Andy Galpin Reveals How to Test and Improve All Nine Components of Fitness
Exercise & Fitness

Andy Galpin Reveals How to Test and Improve All Nine Components of Fitness

Exercise physiologist Dr. Andy Galpin outlines practical tests for strength, power, endurance, and VO2 max — the metrics that predict long-term healthspan.

Podcast
Sep 18, 2026 0
Dr. Andy Galpin Reveals How to Test and Improve All Nine Components of Fitness
Exercise & Fitness

Dr. Andy Galpin Reveals How to Test and Improve All Nine Components of Fitness

Exercise physiologist Dr. Andy Galpin breaks down the nine pillars of physical fitness and shares practical tests anyone can use to benchmark and improve their health.

Video
Sep 17, 2026 0
Split Belt Treadmill Training Targets Gait Asymmetry and Metabolic Efficiency After Stroke
Exercise & Fitness

Split Belt Treadmill Training Targets Gait Asymmetry and Metabolic Efficiency After Stroke

A completed trial tests whether split belt treadmill training can restore walking symmetry and reduce energy cost in stroke survivors with hemiparesis.

Clinical Trial
Sep 17, 2026 0
The Real Reason Older Adults Should Lift Weights Has Nothing to Do With Muscle Size
Exercise & Fitness

The Real Reason Older Adults Should Lift Weights Has Nothing to Do With Muscle Size

Max Lugavere reveals the most overlooked benefit of resistance training for aging adults — and it goes far beyond building muscle.

Video
Sep 17, 2026 0
Leg-Press Strength Plus Nutrition Score Predicts 16-Year Mortality in Older Adults
Exercise & Fitness

Leg-Press Strength Plus Nutrition Score Predicts 16-Year Mortality in Older Adults

Combining leg-press strength with nutritional status cuts mortality prediction errors by up to 62% in adults over 70.

Research Paper
Sep 17, 2026 0
Google Pixel Watch 3 Tracks Heart Rate Well But Falls Short for VO2 Max and Calorie Data
Exercise & Fitness

Google Pixel Watch 3 Tracks Heart Rate Well But Falls Short for VO2 Max and Calorie Data

A validation study finds the Pixel Watch 3 measures heart rate acceptably but shows wide individual variation in VO2 max and calorie estimates.

Research Paper
Sep 16, 2026 0
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