Singer Isaac Hayes was found unconscious at home next to switched-on treadmill. Isaac Hayes apparently died of a stroke, with officials from the Sheriff’s Department said Tuesday. 

The deep-voiced soul singer who died Sunday after being found unconscious in his residence in Memphis. An autopsy was performed, but files paperwork Hayes family physician, Dr. David Kraus, lists the causes of death as stroke, Sheriff’s Steve Shular said the spokesman Tuesday. 

Deputies had been among the teams an urgent response to a 911 call, and the Department of Sheriff’s detectives sought in death. Kraus investigators said that since the treatment of Hayes, 65, hypertension, Shular said. 

The deep-voiced soul singer died Sunday after he was found unconscious at his Memphis residence. No autopsy was performed, but paperwork filed by Hayes family physician, Dr. David Kraus, lists the cause of death as a stroke, sheriff’s spokesman Steve Shular said Tuesday. 

Deputies were among the emergency crews that responded after a 911 call, and sheriff’s department detectives were looking into the death. Kraus told investigators that he had been treating Hayes, 65, for high blood pressure, Shular said.