Luke Bryan reveals his sister's cause of death: 'It was just tragic beyond words'

Luke Bryan is getting candid on his sister Kelly Bryan’s sudden death in 2007 at the age of 39.

“I’ve never really explained what happened to my sister,” the country superstar, 49, shared while on Tuesday’s episode of the CNN podcast, “ All There Is with Anderson Cooper .”

“There’s some misinformation out there on the internet, and I think some people kind of wonder what happened and think that we’ve tried to cover it up.”

For the first time since her death, Luke revealed what caused Kelly’s passing at such a young age.

“But there is a very, very small percentage of people that die for no reason in the world,” he continued. “And it’s called sudden death syndrome and that’s essentially what they described my sister’s death as. She was in her home doing her laundry, and it was Anderson