Get ready for the ultimate pump.

TRAINING FOR YOUR target physique will always be more complicated than just hoisting some weights, flexing in the mirror, and praying for muscle growth. You'll need to follow a smart plan—and then, ...

The quest for bigger biceps is timeless. Ask anyone from a young child to an experienced athlete to show you their muscles, and they’ll almost always raise their arm and flex their biceps in response.

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 ...

Here's how to do the side-lying Pilates double leg lift.