TUESDAY, May 21 (HealthDay News) -- Swollen tonsils and adenoids are a major cause of sleep apnea in children, and while removing them did not improve attention, memory or learning for these kids, it did help them with sleep, behavior and quality of life, a new study finds.

TUESDAY, May 21 (HealthDay News) -- Urban elementary school children with poorly controlled asthma are likely to experience sleep problems and suffer academically, new research indicates.

TUESDAY, May 21 (HealthDay News) -- The risk of sudden infant death syndrome (SIDS) is five times higher when parents sleep with their infant, a new study finds.

MONDAY, May 20 (HealthDay News) -- Young drivers who get behind the wheel while drowsy run a higher risk of getting into car crashes, but Australian researchers have found that not catching up on missed sleep on weekends puts them in even greater danger of having an accident at night.

SUNDAY, May 19 (HealthDay News) -- Sleep apnea, the condition that robs sufferers of deep sleep by endlessly and subconsciously waking them up, becomes more common as people age. Now, a small new study raises the possibility that it may somehow cause -- or be caused by -- Alzheimer's disease.

WEDNESDAY, May 15 (HealthDay News) -- The U.S. Food and Drug Administration has approved new, lower-dose labeling for the popular sleep drug Ambien (zolpidem) in an effort to cut down on daytime drowsiness that could be a hazard while performing certain tasks such as driving.

FRIDAY, May 10 (HealthDay News) -- If you have trouble sleeping at night, you may be headed for more than just frustration and fatigue: Middle-aged and older adults with insomnia are more likely to be hospitalized and use home health care services, a new study suggests.

FRIDAY, May 10 (HealthDay News) -- The widening American waistline may be feeding an epidemic of sleep apnea, potentially robbing millions of people of a good night's rest, a new study suggests.

TUESDAY, May 7 (HealthDay News) -- Sleep problems may increase men's risk for prostate cancer, a new study suggests.

WEDNESDAY, May 1 (HealthDay News) -- Extreme fatigue is common in U.S. teens and often goes untreated, a new study finds.