Elvis Presley, the “King of Rock and Roll,” died on August 16, 1977, at just 42, shocking the world. The official cause was a heart attack, but his final years were marked by serious health struggles.

Plagued by insomnia and dependence on prescription medications, Elvis’s health had reportedly deteriorated for years. On his final day, he played music and racquetball before collapsing in his bathroom that evening.

His autopsy revealed significant health problems, while toxicology detected multiple prescription drugs.

Much of the controversy surrounding his death has fueled decades of speculation. Elvis’s passing was sudden, but his declining health had been building for years.

His music made him immortal—but the story of his final days remains one of rock history’s most haunting chapters.