He had an heart attack in his sleepNO HE DID NOT HAVE A HEART ATTACK IN HIS SLEEP!According to his manager, I suppose yes, he died of a heart attack.Vandross had Diabetes,[3] a disease that ran in his family, as well as hypertension. On April 16, 2003, just four days before his 52nd birthday, Vandross suffered a stroke in his home in Manhattan.[3]He appeared briefly on videotape at the 2004 Grammys to accept his Song of the Year award, where he said, "Whenever I say goodbye it's never for long because I believe in the power of love".[3] Other than an appearance on The Oprah Winfrey Show, he was never seen in public again. Vandross died on July 1, 2005 at John F. Kennedy Medical Center in Edison, New Jersey at the age of 54.[His funeral was in New York City on July 8, 2005.[12] After two da