Put simply, hypertrophy means to build muscle. It means to increase muscle tissuethe actual muscle fiber itself grows in size and diameter, explains , DPT, a certified trainer in New York City. You ...

Achieving strong, defined arms or legs is about more than just lifting weights. A ton goes into growing your muscles—and that includes proper nutrition, recovery, and working out in a specific way.

"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 ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Achieving strong, defined arms or legs is about more than just lifting weights. A ton goes into growing ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When it comes to working out, women often have a mix of goals that go far beyond just aesthetics or ...

This occurs through a physiologic process that leads to an increased number of contractile proteins (actin and myosin) in each muscle fiber. With the right training regimen, you can catalyze this ...

Sherri Gordon, CLC is a certified professional life coach, author, and journalist covering health and wellness, social issues, parenting, and mental health. She also has a certificate of completion ...

Share on Pinterest Experts share their thoughts on the new resistance training guidelines for muscle strength, size, and performance. Image credit: dardespot/Getty Images The American College of ...

YOU'VE PROBABLY HEARD big guys at the gym tossing around the word "hypertrophy" when they talk about their lifting goals — but what does that even mean? Are the principles behind the term just some ...