January 12, 2023 was a sad day for Presley fans. Elvis' daughter Lisa Marie was struck down at the young age of 54 by cardiac arrest. Her condition was well known and ran in the Presley family. Not only did her famous father Elvis Presley die of a heart attack at the younger age of 42, Presley's beloved mother Gladys died of a heart attack in 1958, just before Elvis entered the military. Lisa Marie's grandfather (Elvis' dad) died in June of 1973 of a heart attack at the age of 63. Thanks to healthdigest.com here are the Presley's cardiac issues explained.