We asked a sports MD and a physical therapist.

For decades, lactic acid has taken the blame for the muscle pain you feel when you exercise - but does it really deserve its bad reputation? Hosted by: Hank Green SciShow has a spinoff podcast! It's ...

I had a personal experience with this when I was going through physical therapy, trying to strengthen atrophied muscles in my left side that were far weaker than my right side. I wasn’t able to walk ...

A new discovery may explain why so many people abandon cholesterol-lowering statins because of muscle pain and weakness.

When you head out for your daily run, with each stride you’re strengthening your quadriceps, your hamstrings and your upper calf muscles. The muscles on the sides of your hips, however, aren’t growing ...

You’re getting out of the car after a long drive, or up from your computer after a stressful workday, and there it is—that tight, achy feeling in your neck. Your first instinct is to pull your head ...

Scientists at Duke-NUS Medical School have uncovered how exercise helps aging muscles regain their ability to repair ...