Discover some of my favorite back exercises to build strength, improve posture, and define your muscles. This easy-to-follow ...

From long desk hours to poor posture, our backs suffer daily. Fitness coach Hailey Zimmerman shares easy gym exercises to ...

We spend hours hunched over phones and computer monitors day in and day out. It’s no surprise we have an epidemic of back pain. Unless you’ve herniated a disc in your lumbar spine, there's a good ...

Daily exercises to build muscle after 45, with expert coaching cues, to improve strength, balance, and muscle retention.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Lifting heavy weights is not the only way to strengthen your muscles. And studies have shown that ...

Beth Skwarecki is Lifehacker’s Senior Health Editor and has been writing about health, fitness, and science here since 2015. Beth was the recipient of the 2017 Carnegie Science Award in science ...

For fitness purposes we can roughly divide the body into three sections: the lower body (legs), the core (abs), and upper ...