Houston Texans quarterback C.J. Stroud remained in concussion protocol Monday, but could start Sunday when they take on the Indianapolis Colts in an AFC South showdown. Stroud has missed the past three games after suffering a concussion against the Broncos in Week 9.

The NRL have promised a full and detailed inquest into the situation and now leading neuroscientist Professor Alan Pearce has insisted that Katoa’s situation should not have been allowed to play out in the first place. “He shouldn’t have played,” Pearce told ABC News.

Darius Slay's departure from the game occurred early in the second quarter while he was attempting to tackle Chargers running back Kimani Vidal. Unfortunately, Slay was hit from behind by safety Kyle Dugger,

ANAHEIM, Calif. -- Seattle Mariners star Robinson Cano was hit in the head by a stray ball while the Los Angeles Angels were warming up in between innings Saturday and left the game because of dizziness. Cano was taken to the clubhouse after being struck ...

The Bengals announced on Monday that WR Tee Higgins will not play on Thanksgiving against the Ravens because of a concussion.

Tee Higgins suffered a concussion at the end of the Bengals' Week 12 game against the Patriots. Here's what to know about the WR's injury.

The Giants may get Jaxson Dart earlier than expected. The rookie quarterback is making great progress from his concussion and reportedly will return to practice Wednesday.

Former Adelaide captain Chelsea Randall said she had doubts over whether she would return to footy after spending seven weeks on the sidelines because of concussion related symptoms.

Dec 2 (Reuters) - Arsenal boss Mikel Arteta has backed the idea of having an extra concussion substitute as a temporary replacement when players with head injuries are assessed by doctors off the pitch. Arsenal defender David Luiz will miss Thursday's ...