What is a blood clot? Blood clots normally form after an injury to protect your body from losing too much blood, but they can also develop in an artery or vein even if there is no obvious injury.

Tampa Bay Lightning forward Steven Stamkos will undergo surgery to treat a blood clot in his right arm and is expected to miss one to three months, general manager Steve Yzerman said after the team's ...

Will Harris is leaving camp to be examined by a specialist in St. Louis after a blood clot was discovered in his right arm, a potentially serious condition for the veteran right-hander and one that ...

WASHINGTON (AP) — The Philadelphia Phillies placed ace Zack Wheeler on the 15-day injured list Saturday with a blood clot in his right arm. Dave Dombrowski, the president of baseball operations for ...

PHILADELPHIA (AP) — Phillies ace Zack Wheeler had surgery Monday to remove a blood clot in his upper right arm, and the team says a timeline for his recovery remains unknown. Manager Rob Thomson ...

WASHINGTON — The Philadelphia Phillies placed ace Zack Wheeler on the 15-day injured list Saturday with a blood clot in his right arm. Dave Dombrowski, the president of baseball operations for the ...