“The body’s response to this wild, Valsalvic seesawing of the vital signs can throw off the electrical rhythm of the heart. The resulting arrhythmia can be fatal. This is especially likely to happen in someone, like Elvis, with a compromised heart. Fatal arrhythmia is the cause of death listed on Presley’s autopsy report.”

“The body’s response to this wild, Valsalvic seesawing of the vital signs can throw off the electrical rhythm of the heart. The resulting arrhythmia can be fatal. This is especially likely to happen in someone, like Elvis, with a compromised heart. Fatal arrhythmia is the cause of death listed on Presley’s autopsy report.”

— Mary Roach