Broncos' Bennie Fowler Collapses Twice After Hit To The Head

As the NFL faces mountingevidence of brain disease among its former players, a current one gave fans a scare Sunday in a game between the host Denver Broncos and Dallas Cowboys.

Broncos receiverBennie Fowlerwas hit as he dove to make a catch and smashed his head against the turf. He attempted to walk off the field, but stumbled and fell twice.

“That’s just hard to watch,” Fox announcer Joe Buck said.

Fowler did not return to the game and wasdiagnosed with a concussion, the Denver Post reported.

He later tweeted to concerned fans that he was OK, and noted the team’s convincing42-17 victory.

Despite Fowler’s reassurance, moments like this are likely to fuel further concerns.

A recent study revealed that 110 of 111 former NFL players examined posthumously hadchronic traumatic encephalopathy, or CTE, a degenerative brain disease found in people with a history of head trauma. 

This article originally appeared on HuffPost.