WASHINGTON, DC - JUNE 25: (R-L) Robert Stern, professor of neurology, neurosurgery, and anatomy and neurobiology, and clinical core director of Boston University School of Medicine's Alzheimer's ... more 
WASHINGTON, DC - JUNE 25: (R-L) Robert Stern, professor of neurology, neurosurgery, and anatomy and neurobiology, and clinical core director of Boston University School of Medicine's Alzheimer's Disease Center; Jacob VanLandingham, director of neurobiological research at the Tallahassee Memorial Healthcare Neuroscience Center, and assistant professor of the Florida State University College of Medicine; Ben Utecht, former National Football League tight end for the Cincinnati Bengals and Indianapolis Colts; and Chris Nowinski, former professional wrestler for World Wrestling Entertainment, and founding executive director of the Sports Legacy Institute, testify before the Senate Special Committee on Aging June 25, 2014 in Washington, DC. The committee heard testimony on the "State of Play: Brain Injuries and Diseases of Aging." (Photo by Win McNamee/Getty Images) less 
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Getty Images | Photo By Win McNamee / Getty Images
Wed, Jun 25, 2014 3:58 PM EDT