Sleep declines with age

Sleep experts say most adults need between seven and nine hours of sleep each night for optimum performance, health, and safety. 

The resulting sleep deprivation has been linked to he...

... opening the window, or turning on the air conditioner are effective ways to stay awake when driving.

These "aids" are ineffective and can be dangerous to the person who is driving while feeling drowsy or sleepy. 

It's best to pull off the road in a safe rest are...

Although snoring may be harmless for most people, it can be a symptom of a life-threatening sleep disorder called sleep apnea, especially if it is accompanied by severe daytime sleepiness. 

Sleep apnea can be treated; men and women who snore loudly, especially if pauses in the snoring are n...

Difficulty falling asleep is one of four symptoms generally associated with insomnia.
The others include waking up too early and not being able to fall back asleep, frequent awakenings, and waking up feeling unrefreshed. 

Insomnia can be a ...

Excessive daytime sleepiness is a condition in which an individual feels very drowsy during the day and has an urge to fall asleep when he/she should be fully alert and awake. 

The condition, which can occur even after getting enough nighttime sleep, can be a sign of a...

Studies have found a relationship between the quantity and quality of one's sleep and many health problems. 

• Insufficient sleep ...

The body rests during sleep, however, the brain remains active, gets "recharged," and still controls many body functions including breathing. 

Waking up in the middle of the night and not being able to go back to sleep is a symptom of insomnia. 

If you do not fall back asleep within 15-20 minutes, you should get out of bed, go to another room and engage in a relaxing activity such as listening to music or...