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. The major muscle in ...

Your chest may not be the first muscle group that comes to mind when you think about pull-ups—but if you want to lift your body with control, you can’t skip it. A strong chest helps you stabilize your ...

IN THE AGE of peak fitness influence on social media, there's no shortage of exercises circulating your feed. While it's nice to have a vast library of movements to keep your days in the gym ...

You may have rolled your eyes as a teen when an adult told you to “stand up straight” or “stop hunching your shoulders,” but they had a good point: poor posture can lead to misalignment, muscle and ...

While I truly enjoy working every muscle group, strengthening my pecs isn't exactly my top priority. But here's why you shouldn't skip chest exercises. “I think that the constant fear from women when ...

Prolonged desk work can lead to musculoskeletal problems ranging from continual pain to injuries. This month, we launched a six-part series showing you how to stretch and strengthen your body to ...

When you hear the term "healthy aging," you may feel it's something that doesn't apply to you yet. But we need to be concerned about our longevity earlier than we think. After age 30, men and women ...

Here’s how to do each.