Your favorite ab-building machine at the gym may be causing you more harm than good. That's right—we're talking about the torso rotation machine. This is the Chubby Checker–inspired ab machine you sit ...

Andrea Doddato works with many of the top stars on the LPGA and other tours and will periodically share tips from her workouts with GolfChannel.com. This week, Doddato explains how she’s transformed ...

R: Return cues to starting posture. N: TRX resisted torso rotation (press/row) A: Mid-length P: SSW S: Align right shoulder with anchor point, grip handle with right hand, place left hand over right ...

Russian twists, an effective core exercise, can help tone abs and lose weight while sitting. Proper form and controlled movements are essential to avoid injury and maximize benefits. Start with feet ...

With each year that passes, I really don't notice any "noticeable" decline in my movement efficiency or strength. I cruise through most weeks with three or four workouts and pretty much keep trucking.

YMCA fitness instructor Chuck Shelton demonstrates a side plank with rotation. Adding a torso rotation to the already challenging side plank is a sure way to build the oblique abdominal muscles as ...