Most guys obsess over bigger arms or chest, but the muscle that could actually save your shoulders doesn’t get much attention. Meet the serratus anterior, the under-the-radar stabilizer that coaches ...

Chest pain can be disconcerting, but it's important to remember that not all discomfort signals a serious health condition like a heart attack. In fact, the culprit behind the pain in your chest may ...

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 ...

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 ...