THE CLASSIC SITUP is a workout staple. Whether you learned how to do the movement in gym class or from watching a Rocky training montage, you've probably performed more than a few sets over the years ...

Plus, which move is more effective for strong abs.

Doing a ton of situps every day isn’t super fun. And it isn’t exactly the key to weight loss (if that’s your goal), either. Although core exercises, like situps, will help increase your overall ...