Click here for the effects of sleepiness and chronic lack of sleep , including lost work productivity and increased risk of car crashes. Click here to go to the National Sleep Foundation web site, take NSF's Sleep IQ Test , and learn how a simple Sleep Diary can help you and your physician recognize and correct sleep problems. Sleep disorders - The undiagnosed epidemic As many as one in four men and one in ten women may have sleep apnea, which interrupts nighttime breathing and leads to daytime sleepiness and even heart disease. But many of them don't know it. Neither do many people with narcolepsy - three in four cases go undiagnosed.
Sleep disorders are a hidden epidemic that affects our health, our economy and our safety.
Click here to learn more about sleep apnea and other sleep disorders . U-M's sleep center is a leader in diagnosing and treating sleep disorders, helping hundreds of people a year using advanced techniques. U-M sleep researchers are also trying to understand why these disorders occur, how they affect the body and mind, and why they go undetected so often. Click here to read more about the sleep apnea study . If you think you may have a sleep disorder, talk with your physician about getting a referral to the U-M Sleep Disorders Center .