This 10-minute routine from fitness trainer Maddie Lymburner, who goes by MadFit on YouTube, is my new go-to for when I do ...

It's not your chair's fault—it's the inactivity that comes with most desk-based jobs that’s wreaking havoc on your back. That's certainly been my experience, and certified personal trainer Carter Lee ...

So many of us focus on getting in our intense workouts, but we don't always put enough attention and time in caring for the mobility of our joints and the flexibility of our muscles. Certified ...

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. Saying “my back hurts” ...

There are tons of different stretching exercises—you can stretch the whole body, or just focus on specific areas like the legs or hips. There are also static and dynamic stretches. The choice between ...

A variety of factors, including injury, inflammation, and activity, can cause back pain in older adults. Seated stretching is one strategy that may help older adults prevent or manage their back pain.

A quick stretch is never a bad choice ...