Sports injuries are injuries that occur in athletic activities. They can result from acute trauma, or from overuse of a particular body part.
Injuries can include:
Contusion or bruise - damage to small blood vessels which causes bleeding within the tissues.
Strain - trauma to a muscle due to overstretching and tearing of muscle fibers
Sprain - an injury in a joint, caused by the ligament being stretched beyond its own capacity
Wound - abrasion or puncture of the skin
Bone fracture - break(s) in the bone
Overuse and repetitive stress injury problems associated with sports include:
Runner's knee
Tennis elbow
Tendinosis