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Fitness
20 pieces on wellness, nutrition, sleep, recovery, and the long story of healthy living.
Fitness
Resistance Training and Bone Density — Building Skeletal Strength
Resistance training stimulates bone-building and is one of the most effective interventions for maintaining or improving bone density with age.
4 min read
Fitness
Training to Failure — The Cost
Training to momentary muscular failure increases hypertrophy stimulus but also increases fatigue and injury risk. A nuanced view.
4 min read
Cardiovascular
VO2 Max and Mortality — Why Aerobic Fitness Predicts Lifespan
VO2 max is one of the strongest predictors of lifespan independent of age or weight. Here's what the research shows and why.
3 min read
Fitness
Mobility vs Flexibility — A Meaningful Distinction
Flexibility is passive range of motion. Mobility is active control through that range. Which one you need depends on your goal.
4 min read
Fitness
Eccentric Loading — The Research on Lengthening Contractions
The lowering phase of a lift creates the most mechanical tension and drives hypertrophy. Understanding eccentric loading changes how you train.
4 min read
Fitness
The Beginner's Guide to Strength Training: What Actually Matters in Year One
Most beginners get lost in the noise of programming debates, supplement stacks, and equipment choices. Here's what the research and experience actually say matters in the first year.
4 min read
Cardiovascular
Resting Heart Rate — What It Tells You About Health
Resting heart rate is a simple biomarker of cardiovascular fitness and overall health. Learn to measure it accurately and interpret what it means.
4 min read
Fitness
Hypertrophy Basics — Rep Ranges and the Volume Question
Muscle growth happens across a wide range of rep ranges. Total training volume matters more than the specific rep scheme.
4 min read