Accustomed to adrenaline rushing through their veins while driving at high speeds to avoid being attacked, returning war veterans are having a tough time driving “normal” once they get back to the United States. The urge to drive recklessly is so great for former soldiers that they are 75% more likely to die in motor vehicle accidents than civilians of the same age, race, and sex, according to a 2008 study by the Department of Veterans Affairs. The fatality rate is even higher for those riding motorcycles: 148%.