He struggled with epilepsy most of his life- and nights were the most dreaded part because that's when the worst seizures would strike. Today, this patient as his medical team at The University of Kansas Health System shows how surgery changed all of that.

A concussion is a temporary change in brain function due to a head injury. It affects people of all ages and millions seek treatment in emergency departments every year. Doctors are now studying how a hormone called "ghrelin" might help treat concussions. Hear what The University of Kansas experts think.