"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." YOU'VE PROBABLY HEARD big guys at the gym tossing around the word "hypertrophy" when they talk about ...

When I read my first novel about Jack Reacher, a larger-than-life character created by British author Lee Child, I was struck by several things. First, he was huge, at 6 feet 5 inches and 250 pounds.

If you're training for challenging special ops selection programs like BUD/S, you must have a full, well-trained arsenal of fitness elements. That means you need to have strength and power, endurance ...

Mixing stretching and lifting may sound counter-intuitive, but research suggests time between sets could be better spent limbering up than doom-scrolling. Along with recent research indicating the ...

Myocardial fibrosis is a hallmark of hypertrophic cardiomyopathy and a proposed substrate for arrhythmias and heart failure. In animal models, profibrotic genetic pathways are activated early, before ...