The two-hour "League of Denial" episode of "Frontline" will not be comfortable for NFL fans to watch. However, it's important if you care about the concussion issue and how it's affecting the sport.

Dizziness, headaches, confusion, fatigue, blurry vision and sensitivity to light are among the most common symptoms of a concussion. Once these symptoms have subsided and patients begin to resume ...

Concussions are one of the most common injuries in high school football, with an estimated 100,000 to 150,000 cases each year—yet nearly half go unreported, increasing the risk of long-term brain ...

Each year, about two million children, many while playing organized sports, suffer concussions. But, according to concussions researcher Jaclyn Stephens, an occupational therapist and associate ...

Miami Dolphins quarterback Tua Tagovailoa (1) walks off the field in the third quarter after an injury during the game against the Buffalo Bills in an NFL game at Hard Rock Stadium on Thursday, ...

Concussions and repetitive brain injuries are relatively new topics in the public realm, primarily brought to light after a series of high-profile cases in the media connected to professional football ...

Athletes experiencing a concussion during a sports event are evaluated for return to play through clinical evaluation, without the need for imaging studies. We typically don't know with a high level ...