Christman reportedly felt chest pains the day before he died while practicing and underwent an EKG at a team facility.

Former UNLV football player Ben Christman was determined to have died from cardiac arrhythmia and cardiomyopathy, according to the Clark Co. (Nev.) Coroner. Cardiac arrhythmia is also known as an irregular heartbeat and cardiomyopathy is a disease that weakens the heart muscles.

UNLV offensive lineman Ben Christman’s February death was due to a heart issue. The Clark County Coroner’s Office said Thursday that Christman died of heart disease and an irregular heartbeat. Christman was found dead at his apartment on Feb.