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.

BOSTON (AP) — Boston Red Sox closer Aroldis Chapman thinks he’ll be able to pitch in a couple of days after walking off the mound with a back spasm in the eighth inning of Sunday’s game against the ...

Brown is doubtful to return to Saturday's game against the Nets due to a low back spasm, Taylor Snow of the Celtics' official site reports. Heading into Saturday, Brown was listed as questionable due ...

Rory McIlroy withdrew from the Arnold Palmer Invitational due to back spasms, but is expected to compete in The Players ...

The Ashes campaign in Australia took a serious hit when the spasm in Usman Khawaja’s back made him leave the pitch, which in turn upset their batting order! The 38-year-old opener was having ...