When Josh woke up one morning, his left arm jerking uncontrollably, he didn’t realize his life was about to change forever. “I just assumed it was a vitamin deficiency or a muscle cramp,” the 27-year-old told Newsweek . “I was a pilot at the time, so I asked my doctor to take a conservative approach so it wouldn’t jeopardize my career.” Days later, Josh, then 23, from Chicago, Illinois, would regain consciousness in a hospital bed to learn surgeons had removed almost the entire right frontal‑