(AP)—The NFL, Under Armour and GE have together issued a challenge for new engineering to help protect athletes from brain injury.

The group said Wednesday that it would award up to $10 million for new innovation and materials that could protect the brain from , as well as for tracking head impacts in real time. It is the second of such challenges from the trio.

The move comes as the issue of concussions in football has taken center stage.

The NFL recently reached a $765 million settlement with former players, some suffering from Alzheimer's disease and depression, to settle claims that the league concealed the long-term dangers of concussions and rushed injured players back to the field.

More information: Entries are being immediately accepted at www.headhealthchallenge.com