These four simple home exercises deliver better muscle activation, functional strength, and fat loss than expensive gym equipment. No investment required.

This 10-minute abs workout from fitness trainer Maddie Lymburner, who goes by MadFit on YouTube, is also done without equipment, so you can do it pretty much anywhere. Though using a yoga mat will ...

Reverse crunch to leg lifts target the lower abs, an area that often gets neglected. It combines two effective core exercises into one seamless flow. Reverse crunches lift and tighten the lower belly ...

That's right—we're talking about the torso rotation machine. This is the Chubby Checker–inspired ab machine you sit in to do ...

Dreaming of a toned and strong abdomen? You're in the right place! Forget about complicated machines if you don't have access ...

Whether recovering from an injury or frequent muscle stiffness, simple exercises like band pulldowns and flyes will help you ...

For decades, Jennifer Aniston has been a fixture on motivational mood boards for anyone seeking fitness inspiration. Fans ...

Unlike many machines at the gym ... so it doesn't rotate your torso. With your abs engaged, extend your arms up overhead, bring the handle back down toward your chest, and repeat.

The plank hold is a basic exercise that engages the whole core. To do a plank, lie face down with your forearms and toes ...

Lift your shoulder blades off the floor and extend your arms back behind you. Contract your abs to hold your rib cage in.

Jennifer Lopez is known as much for her sculpted physique as she is for her music, movie roles and romantic partners.