"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Please see responses from Life Time Plymouth (Minnesota) Personal Trainer Keri Anderson Thanks a bunch! 1 ...

Add Yahoo as a preferred source to see more of our stories on Google. While there's no such thing as spot training, there's no way you'll get Halle Berry abs without adding some core-strengthening ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? That said, different ab machines function in very different ways, so it's ...

Jillian Michaels is known for her intense workouts. Thursday, she posted a video of herself doing mind-boggling abs moves at the gym. The video includes her doing four difficult exercises. Luckily for ...