Today's ab routines are more versatile than ever. Sure, you can slog through sets of situps and rounds of planks over and over again. But, more and more, core workouts incorporate tools like Swiss ...

Add Yahoo as a preferred source to see more of our stories on Google. The best ab workouts aren't just for those seeking chiseled physiques. Athletes of all sports—from baseball to football to ...

“Regular ab wheel training improves posture, balance, athletic performance, and helps protect the lower back by strengthening the deep core muscles,” said fitness director Amfroy Lyn. “When performed ...

Medicine balls are small, weighted exercise equipment great for strengthening your abs and core. Though you can use just one weight, using multiple sizes can make the workouts more versatile. It's ...

Which ab wheels are best? Often considered a difficult part of the body to exercise and define, abdominal work can be tedious. Yet, the results are rewarding. If you want to strengthen your muscles ...

Crunches and sit-ups aren't the only way to build strong abs. Underrated exercises like planks and flutter kicks are effective, low-impact alternatives. Doing different core exercises also helps add ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Do you want a strong ...

Roll up, roll up ...