The long-term effects of regular sleep deprivation.

How does sleep affect your memory? WebMD explores the effects of sleep deprivation on memory retention and loss.

Sleep deprivation is the condition of not having enough sleep; it can be either chronic or acute.A chronic sleep-restricted state can cause fatigue, daytime sleepiness, clumsiness and weight loss or weight gain.

Sleep is essential for a healthy heart. People who don’t sleep enough are at higher risk for cardiovascular disease and coronary heart disease—regardless of age, weight, smoking and exercise habits.

Sleep – Sleep deprivation: One time-honoured approach to determining the function of an organ or process is to deprive an organism of that organ or process. In the case of sleep, the deprivation approach to function has been applied—both experimentally and naturalistically—to sleep as a unitary state (general sleep deprivation) and to

You know lack of sleep can make you grumpy and foggy. You may not know what it can do to your sex life, memory, health, looks, and even ability to lose weight. Here are 10 surprising — and serious — effects of sleep loss. Sleep deprivation was a factor in some of the biggest disasters in recent

Read about the stages of sleep and what happens with sleep deprivation and sleep disorders. Read about sleep disturbance including sleep apnea and sleep paralysis.

The vast majority of us experience the effects of sleep deprivation far too consistently in our lives, often without us even knowing it. Learn about these performance-inhibiting effects and what you can do to stop them.

Learn about sleep deprivation and the surprising effects it can have on your body and health. Our hormones, artery health, and how much fat we store are some aspects that can be badly affected if we get less than the amount of sleep …

Sleep deprivation may be undermining teen health. Lack of sufficient sleep–a rampant problem among teens–appears to put cents at risk for cognitive and emotional difficulties, poor college performance, accidents and psychopathology, research suggests.