ギラン・バレー症候群
In June 2007, Perry was diagnosed with Guillain–Barré syndrome, a chronic inflammatory disorder of the peripheral nerves. On April 22, 2009, Perry was hospitalized in South Carolina in serious condition from his Guillain–Barré syndrome. Perry spent approximately a month in the hospital before being released. In June 2010, it was reported that Perry suffered from hearing loss, but that he was improving after his diagnosis of Guillain–Barré syndrome. He had lost more than one hundred pounds (45.36 kg), but was, by this time, back up to .