Drowsy driving is a major cause of motor vehicle accidents. According to a 1998 survey, 23% of adults have fallen asleep while driving. According to the United States Department of Transportation, male drivers admit to have fallen asleep while driving twice as much as female drivers.
In the US alone, more than 250,000 drivers fall asleep at the wheel every single day. According to the National Highway Traffic Safety Administration, drowsy driving is a factor in more than 100,000 collisions resulting in 1,550 deaths every year.