How can you tell if you have a deep sleep? How can I tell if my sleep quality is up to par?

After falling asleep, the brain does not take a deep rest of activity.

On the night of sleeping, one enters light sleep first and then naturally enters deep sleep, then light sleep and then deep sleep, alternating back and forth until waking up, people may dream during light sleep, but not during deep sleep. Deep sleep is also known as "** sleep", which is commonly referred to as "sleep of gold".

Sleep, the ability to achieve deep sleep and restore all parts of the body to its optimal state, only this kind of sleep can be called sleep.

The sleep that determines the health of the human body is the "deep sleep" at night, and 6 hours of deep sleep is much higher quality than 12 hours of light sleep. "Deep sleep" is the most sleepy and fragrant stage of the human body, at this time you can't hear any noise outside, and it is difficult for others to wake you up, and when you wake up, you will feel refreshed.

In the next moment, you experience hormones secreting in large quantities, immune cells, various damaged cells (especially brain cells) repairing, fatigue recovering, energy storage, digestive system is busy absorbing nutrients, and waste products are excreted in large quantities. "Deep sleep" is the child's physical growth and intellectual development; Young people are energetic; Middle-aged people are in good health; Guarantee of healthy and long life for the elderly. Therefore:

Young people should take care of their sleep, middle-aged people should take care of their sleep, and the elderly should nourish their sleep.

During the deep sleep period, the cells of the human cerebral cortex are in a state of sufficient rest, which is extremely important for stabilizing emotions, balancing the mind, and restoring energy. At the same time, the human body can produce many antibodies to enhance the ability to fight diseases. Studies have shown that the first 3 hours of sleep are very important, as deep sleep accounts for almost 90% of the time during this time.

Deep sleep generally occurs half an hour after falling asleep.

According to the mental state, memory ability, mood and diet of the morning, if the night sleep is better, then the state in the morning is relatively good, if the night sleep is not good, then the state of the morning is relatively unstable.

I think you can see if you wake up in the middle of the night, whether you have slept for more than 8 hours, so as to judge whether the sleep quality is up to standard.

You can see if you have nightmares while you sleep. Or if someone calls you, will you wake up right away?