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

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 ...

The plank exercise is an old-school isometric core exercise that originated with yoga practices and has since been a standard ...

B) Bend your knees, contract your abs and slam the ball down to the ground. Try not to round your back when you pick up the ball. 'High-to-low slams are perfect for combining core strength with cardio ...

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 ...

Doing crunches is a great way to build your core strength, but that can only happen if you're doing them correctly. Here, a ...

"You should have a minimum of three bowel movements per week, preferably one a day. A patient from the ER started vomiting ...

The Godfather of Bodybuilding' Charles Glass recently broke down his tactical workout and approach for achieving visible abs.

These home moves might finally flatten your belly by triggering full-body fat loss and targeting deep core muscles without ...

"Do a bodyweight squat, then drive one knee up across your body as you twist toward it. Alternate sides," she writes. She ...

The abdominal drawing-in maneuver (ADIM) is an exercise that can help strengthen the TA. According to the American Academy of Orthopaedic Surgeons, a person should follow their back strengthening ...