Are You Aging Faster than You Think?
How Has Your Metabolism Changed with Age?
How Old Is Your Immune System?
What Is the Real Age of Your Heart?
What Is Your Cognitive Age?
How Spider-Man Got Superhero Fit
A 15-Minute Trick to Keep Your Appetite at Bay
Just Try to Follow Along with the 'Toughest Workout in NYC'
Laird Hamilton: How to Boost Your Balance
6 Books to Help You Get Better Sleep
Sex Positions for Incredibly Fit Couples
Your Morning Workout: A 30-Minute Yoga Routine
Golden State Warriors' Leandro Barbosa Swears By His Horse Medicine
The Best Workouts in America
Walt Whitman Knows How to Be a Man
Olympic Snowboarder Louie Vito's Ridiculous Off-Season Strength Workout
Booze, Bacon, and Bellies All Clearly Linked to Cancer
The Pioneers of Paleo
Now Everyone Can Wake up to The Rock
Is That Greasy Cheeseburger Making You Tired?