Having a job that keeps you chained to your desk can certainly make it hard to meet your fitness goals — but it's not impossible. If you do arm exercises with weights while sitting in your office ...

You don’t need a pricey gym membership or a set of weights to start building upper-body strength—just your own body. Whether you're tight on time, space, or equipment, bodyweight arm exercises offer a ...

I worked out with Jennifer Aniston's pvolve trainer and she led me through her short but challenging 10-Minute Arm Workout ...

Editor’s note: Dana Santas, known as the “Mobility Maker,” is a certified strength and conditioning specialist and mind-body coach in professional sports, and is the author of the book “Practical ...

Two certified fitness experts share 5 dumbbell exercises that build shoulder strength faster than machines after 60.

A certified strength coach shares 5 chair exercises that build arm strength after 60—no weights or gym needed.

Amber Sayer, MS, CPT, CNS, is a fitness, nutrition, health, and wellness writer and editor. She holds two masters degrees and has been a certified personal trainer and running coach for 15 years.

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. We’re going to start ...

We spoke with experts to craft a research-backed blueprint to build sleeve-splitting biceps and triceps ...