Joe Manganiello turned to shamans and pagan rituals during seven-year health battle that nearly killed him

Joe Manganiello survived "multiple near-death experiences" over a seven-year battle with his health. In his upcoming memoir, "Bloodlines," Manganiello detailed his experiences with a life-threatening medical scare, which led him "beyond medicine and into a remarkable, globe-spanning quest that revealed answers about his ancestry, inherited trauma and the deeper histories we carry," according to Simon & Schuster . Manganiello, 49, endured a "cascade of autoimmune-related illnesses," that impa