Grab a chair and try this ...

Carve out just nine minutes a day, five to six times a week, and watch how your core transforms.

The bodyweight moves packed a punch.

According to experts, it takes just four core workouts to absolutely rip your top half to shreds, so you can get stronger.

Psst: it's not another plank.

Abs workouts do not need to be long to be very hard, but even so when a video popped up on my YouTube feed claiming to be the "hardest abs workout ever" and it was only 10 minutes long, I was suitably ...

Add Yahoo as a preferred source to see more of our stories on Google. "Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." I love working out, and a good ...

“Regular ab wheel training improves posture, balance, athletic performance, and helps protect the lower back by strengthening ...

Olympic figure skater Adam Rippon has worked hard to get his physique, and one aspect he uses in his training is simple: he focuses on breathing. Here's exactly how to get killer abs using his trainer ...

Jen's trainer says functional movements are key and shares the best to try ...

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Lower belly exercises for women over 50, 5 daily moves from a CSCS to build core strength and look flatter.