Fatal Black Bear Attacks Rare But Rising

SUNDAY, May 29 (HealthDay News) -- Attacks by North American black bears on humans are rare, but they appear to be rising as the human population of the United States and Canada increases, new research finds.

Take Steps to Prevent Pulmonary Embolisms

SUNDAY, May 29 (HealthDay News) -- In the wake of tennis star Serena Williams' potentially fatal pulmonary embolism after surgery this spring, the American College of Foot and Ankle Surgeons has a reminder: it's sometimes possible to prevent the condition.