Driving under the influence of alcohol or drugs is known to increase the chances of causing an accident. For instance, marijuana can impair drivers’ reaction time. But what about drowsiness? As many as a third of all fatal car crashes might involve fatigued drivers, according to research by the National Highway Traffic Safety Administration.
And a new study finds that driving while under the influence—of drowsiness—is exceedingly common.
To read the full, original article click on this link: DUD: The Nightmarish Dangers of Drowsy Driving | Observations, Scientific American Blog Network
