By measuring fragments of genetic material in saliva, scientists were able to accurately predict whether a young person's concussion symptoms would last days or weeks.
What happens to sexual relationships after service members return from combat? Former Marine Chuck Rotenberry and his wife, Liz, open up about their struggles with sex and his PTSD.
Eighteen months after a concussion or other traumatic brain injury, two-thirds of the patients in a recent study were still sleepy during the day. And most were unaware of their symptoms.
Hundreds of thousands of people suffer brain injuries each year. Sometimes the damage is caused by something that seems innocuous, like a stumble or a bump on the head. When should you see a doctor?
Deaths in the U.S. from lightning strikes are up in 2015, compared with recent years. A convertible won't save you. Get inside at the first rumble of thunder, and stay away from plugged-in appliances.
Most concussions in youth soccer happen during heading the ball. But it isn't the ball's fault, researchers say. Rather, it's player collisions. Avoiding aggressive play would help reduce injuries.
Doctors tell surgical patients to get out of bed as soon as possible, but people with brain injuries are encouraged to rest. Now it looks like activity can benefit brain injured patients, too.
Sometimes Greg O'Brien gets a tingling in the back of his brain that tells him a hallucination is coming. Lions. Spiders. Birds. Sometimes the creatures are friendly. Too often, they're not.