CNN’s Chris Cuomo was lampooned on Monday after responding to a critic by tweeting an image of his flexed bicep that was labeled everything from "cringe" to "creepy." The scandal-plagued Cuomo spent a ...

If you spend time at the gym, you may have heard fellow gym-goers debating whether it’s better to train “back and bis” or “back and tris.” They’re either in favor of training their back muscles on the ...

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. Curls are the classic ...

Arm exercises can often focus heavily on your biceps, but the back of your arms are just as important. In order for your arms to look defined, you have to make sure you're working your triceps just as ...

Salman Khan paused and posed for a photo mid-session and captioned it, "#Sikandar." Not like we needed proof but the star flexed his muscles and skill on the bicep curl during his arm workout. Fans ...