Topic of Interest When Sleeping Becomes a Nightmare Seventy million Americans have trouble sleeping. But many don't realize adequate sleep is a crucial component of good health. Those who are sleepy are less alert, less productive at work or school, prone to fall asleep at work or school, and more irritable. And sleepiness can have deadly consequences. The National Highway Traffic Safety Administration estimates that more than 100,000 accidents and 1,500 deaths occur each year because someone fell asleep at the wheel.
Many people have occasional sleepless nights.
Those who are under stress or who work varied hours are more prone to having restless nights. But an estimated 40 million Americans suffer from actual sleep disorders. There are more than 80 sleep disorders. Sleep apnea - A serious breathing disorder characterized by loud snoring, brief periods when breathing stops and frequent awakenings. Restless leg syndrome - Tingling and prickling sensations in the leg that prevent sleep.