A back spasm involves a sudden, involuntary muscle contraction that can be set off by something as routine as lifting a bag or sitting for too long. Muscle fatigue, dehydration, and nerve irritation ...

GREENBURGH, N.Y. -- New York Knicks point guard Derrick Rose plans to play Tuesday against the Indiana Pacers after missing three of the Knicks' past four games because of back spasms. "That's the ...

ORLANDO, Fla. (AP) — Rory McIlroy withdrew from the third round of the Arnold Palmer Invitational on Saturday when he felt muscle spasms in his back that were not going away. The spasms were not ...

Exits with back spasms ...