"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." No offense to sit-ups, planks, and hollow holds, but basic core exercises can feel drab day after day.

David Kirsch may train celebrities like Jennifer Lopez, Britney Spears, and Heidi Klum, but thanks to the power of the Internet, we like to think he's our trainer, too. Kirsch regularly posts his ...

A quick, equipment-free routine is gaining attention for strengthening the core without ever getting down on the floor.

Achieve an intense and effective core and lower body workout from the comfort of home with this targeted intermediate mat ...

No offense to sit-ups, planks, and hollow holds, but basic core exercises can feel drab day after day. They work the abdominals, but if you’re looking for stronger, sculpted abs, let me introduce you ...

Lately, my core routine has felt staler than week-old sourdough bread. Sure, classic moves like crunches, Russian twists, and planks are great (and effective!), but in order to reap the gains of ...

This quick, two-part seated core exercise flow is ideal for when you’re working from an office or want to squeeze in a little movement while you sit. They are also great for anyone who standard core ...

Your core is, quite literally, at the center of everything you do. It’s what powers your paddle strokes, allows you to reach for a climbing hold, and makes hoisting a heavy pack and carrying it over ...

Denise Austin shared an exercise to target “menopausal belly.” The 67-year-old demonstrated a standing core exercise to tone the abs. She explained that the “quick” move helps with “ab strength, back ...

Pilates fans will know this exercise well, but anyone who is looking to improve core strength can benefit from this basic ...

Step forward and slightly lateral with one leg, landing with your heel first. Work to avoid slamming your knee into the ...