Intense workouts in old age won't make you any more likely to die

A Guy Is Spending $2 Million to De-Age by 27 Years. It's Working.

Exercise Intolerance with Diastolic Heart Failure: How to Avoid It

Nicole Kidman's biceps, Davina McCall's six-pack: could you get ripped in your 50s?, Life and style

Fitness After 40: How You Should Change Your Workout - The New York Times

Intense workouts in old age won't make you any more likely to die, study says

How much physical activity do older adults need?, Physical Activity

The Best Weekly Workout Plan: Here's How Often to Strength Train, Do Cardio, and Rest

Why Do My Legs Feel Heavy When Running?

This Is What Happens To Your Body When You Take A Break From Working Out

The Seven Habits That Lead to Happiness in Old Age - The Atlantic

The 3 Most Effective Workout Routines For Men Over 40

8 Fitness Myths That Drive Experts Crazy - The New York Times

Exercise and Aging: How to Build Strength - The New York Times

Why we should exercise - and why we don't - Harvard Health