Add Yahoo as a preferred source to see more of our stories on Google. Many of us have felt a muscle in some part of our body suddenly and involuntarily tighten, causing a twitch or even severe cramp.

A muscle spasm could mean more than pain in your back — it could also hurt your ears. Despite being the leading cause of ...

Add Yahoo as a preferred source to see more of our stories on Google. You've likely heard of sciatica before. The shooting pain that runs down your lower back, buttocks and leg can disrupt your daily ...

Defending Players champion Rory McIlroy is delaying his arrival to TPC Sawgrass until Wednesday after he withdrew from the ...

McIlroy withdrew from the Arnold Palmer Invitational with back issues that are continuing to cause him problems ...