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 ...

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

Add Yahoo as a preferred source to see more of our stories on Google. Woman doing a bicep curl with a dumbbell. To build a strong upper body, all you really need is a pair of dumbbells and a few ...

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 ...

If having toned,strong arms, like J.Lo, Brie Larson, or Natalie Portman, is one of your goals this year, it's honestly pretty doable and easy to get started. All you need to build seriously strong ...