Muscle-on-chip systems are three-dimensional human muscle cell bundles cultured on collagen scaffolds. A Stanford University research team sent some of these systems to the International Space Station ...

These tender bumps in your neck or back can be a pain, but a few research-backed strategies can help to relieve discomfort. By Danielle Friedman If you’ve ever had a shoulder massage or used a foam ...

Unexplained muscle pain in the arms and legs may be the result of benign issues. Or it may point to a more serious underlying condition, such as fibromyalgia, infection, or thyroid issues. Muscle pain ...

Repeatedly doing the same type of activity — whether it’s running, lifting or sitting — can have serious downsides. By Hilary Achauer When you head out for your daily run, with each stride you’re ...

If you’ve ever walked away from a tough workout with the poise of an immortal gladiator, only to wake up two days later feeling like you’ve been run over by a horse-drawn chariot, you’ve experienced ...