"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 ...

Arm day, leg day, ab day—these are the familiar pillars of strength training. But what about lower back day? Our lower backs are often overlooked, yet they're a crucial part of fitness. Many of us ...

Try 4 standing exercises to flatten apron belly after 45. Low-impact, full-body moves that fire up your deep core.

Strength training isn’t just about building muscle—it's one of the most effective ways to lose fat. Try 9 exercises to burn calories and boost metabolism.