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Even though the NIH recommends that adults get seven to nine hours of shuteye a night, many of us get far less.
If you are sleeping within the recommended range, wake up feeling rested and don't experience excessive daytime sleepiness, you're probably sleeping enough, the experts note.
One study found that people who don't get enough sleep at night are four times more likely to catch a cold. And while one night of sleep is bad for your health, sometimes it happens.
It's suggested that idiopathic insomnia is a neurochemical problem in a part of the brain that controls the sleep-wake cycle, resulting in either under-active sleep signals or over-active wake signals. Sleep state misperception is diagnosed when people get enough sleep but inaccurately perceive that their sleep is insufficient. [128]
For people who do not sleep well, bedtime is an abominable time. Sleep can become a task and a burden that increases people's worry about getting enough sleep, leading to nervousness, and increases their psychological stress. This can lead to a variety of negative health outcomes, including fatigue, mood swings, and difficulty concentrating. [22]
NREM Stages. Three stages of sleep make up the NREM phase, and they each unfold before REM kicks in. Here’s a rough breakdown of what happens during each stage of NREM sleep:. Stage 1: light ...
Sleep debt or sleep deficit is the cumulative effect of not getting enough sleep. A large sleep debt may lead to mental or physical fatigue, and can adversely affect one's mood, energy, and ability to think clearly. There are two kinds of sleep debt: the result of partial sleep deprivation, and of total sleep deprivation
Cutting sleep short on a regular basis may harm immune stem cells, potentially increasing the risk of inflammation and heart disease. What happens when you don't get enough sleep? Blood samples ...