You'll need better moves to build a functional core. Here’s how you can upgrade your workouts.

Ab wheel rollouts are one of the toughest ab exercises. They require stable shoulders and core strength, but also build strength and mobility if you can successfully do them. However, the wheel can ...

Many guys might lazily toss in a set or two of situps at the end of their gym session, thinking that’s enough (probably more in hopes of exposing a six-pack than building strength). We don’t blame you ...

If you’ve spent any real time in the gym, you’ve probably seen the ab roller sitting off to the side and wondered whether it’s actually worth your time. It looks simple enough, but the first serious ...

A personal trainer and sports science expert shares 6 moves that strengthen your abs during your walking workout after 50.

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 ...

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 ...