Thursday's health and safety news from the world of football:
- New York Giants co-owner Steve Tisch has donated $10 million to UCLA's David Geffen School of Medicine for concussion research, the school announced.
- The NCAA announced it is teaming up with the Department of Defense on a $30 million concussion study, the Chronicle of Higher Education reported.
- XLNTBrain Sideline Assessment Tool was released today as a free app on Google Play, the Digital Journal reported.
- San Francisco 49ers offensive lineman Jonathan Martin, who missed most of last season when he walked away from the Miami Dolphins for what was later confirmed as harassment, is practicing with his new team after suffering from mononucleosis, Fox Sports reported.
- WGN-TV looked at the research to develop a blood test to detect a concussion.
- ProFootballTalk reported that Cleveland Browns wide receiver Josh Gordon is in Stage 3 of the NFL's substance-abuse program. Mary Kay Cabot of The Plain Dealer first reported the news.
- CBS Sports reported that Hall of Fame quarterback Jim Kelly has left the hospital after his last radiation treatment.
- The Washington Post featured former NFL linemen, who found that weighing 300 pounds after football is not an asset.
- The Times-Picayune reported that Denver Broncos quarterback -- and New Orleans native -- Peyton Manning has donated $120,000 to 23 organizations in the area.
- About a dozen Dallas Cowboys players participated in a home run derby for charity, The Dallas Morning News reported.
-- Bill Bradley, contributing editor