Football is a violent sport. Although most football-related injuries heal, one particular injury — concussion — may lead to major mental issues later in life.

Letting young kids get out and play is great for their health, but parents may want to wait until their kids are a bit older before letting them play football — or at least only let them play touch football.

Researchers have long debated whether a single brain injury can raise a patient's risk for dementia. And new research suggests that it might.

Football has always been a dangerous game. Now researchers are learning more about the long-term effects professional players may be experiencing from career-related head injuries.

Soldiers and professional football players were never presumed to have the safest jobs. But in addition to physical injuries, research suggests the two occupations also can lead to an increased risk of dementia.