"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 ...

You might have seen your favorite Instagram trainer mention hypertrophy on her strength training posts. Or maybe you heard the term in a fitness class or while ...

Hypertrophy is an increase in your muscle size. This increase is mostly accomplished through exercises and workouts that incorporate strength training. Lifting weights is the most common way to ...

Hypertrophy; you hear the term bandied about constantly on Instagram, and it's likely the reason you started lifting weights in the first place, but what does it actually mean? The scientific term for ...