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Everyone dreams, but some people don't remember.
This is how psychology understands sleep:
Depending on the changes in brain waves, sleep can be divided into 4 stages:
The first stage is dominated by brain waves with low frequency and amplitude;
The second stage occasionally produces short-lived, high-frequency, high-amplitude brain waves. During this phase, the subject is difficult to wake up, and this phase lasts approximately 20 minutes;
In the third stage, the frequency of brain waves continues to decrease and increase in amplitude, and Delta waves appear, which last about 40 minutes;
When most brain waves show delta waves, sleep enters the fourth stage, where muscles are further relaxed and body functions become slower, which is called deep sleep.
These four stages take about 90 minutes or so. After that, it enters the REM sleep stage, in which the delta waves disappear, similar to the high-frequency and low-amplitude brain waves in the tendencies state, the eyes begin to move rapidly up and down, left and right, and dreams begin to appear, which lasts about 5-10 minutes.
I want to sleep in class the next day, and it has nothing to do with dreaming! Relax your mind, have a correct attitude towards learning, live modestly, eat a balanced diet, and you won't sleep in class.
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Before going to bed, do something that makes you happy, such as watching a few skits or jokes, taking a bath, or soaking your feet, drinking some hot water before going to bed, going to bed early, and not too late.
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Your life is too active during the day, and it would be better to be quiet.
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Be happy every day and sleep well. That's it.
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The biological clock is out of order, don't take a nap during the day, drink a glass of milk at night, go to bed on time, control yourself not to sleep during the day, and coffee.
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Do you have something on your mind? Always cranky, huh? People think too much and dream at night, this is "thinking about the day, dreaming at night"!
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The cerebral cortex is in a state of dysregulation for a long time and is always active.
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The cerebral cortex is in a state of dysregulation for a long time.
In severe cases, it is recommended that you go to the hospital for a check-up.
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I suggest you buy some lavender tea and drink it Lavender has the effect of calming the nerves and promoting sleep.
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Dreaming is a normal and essential physiological and psychological phenomenon of the human body. After a person falls asleep, a small part of the brain cells are still active, which is the basis of dreams. Why do people dream, and how do they react if they don't dream?
Normal dream activity is one of the important factors to ensure the normal vitality of the body.
Scientists have done some experiments to block human dreams. That is, when the sleeper appears in the brain waves of dreaming, he will be immediately awakened, not to let the dream continue, and so repeatedly, and it is found that the deprivation of dreams will lead to a series of physiological abnormalities in the human body, such as blood pressure, pulse, body temperature and the electrical response ability of the human body have a tendency to increase, and the autonomic nervous system function has been weakened, and it will also cause a series of adverse psychological reactions of people, such as anxiety, nervousness, irritability, perceptual hallucinations, memory impairment, disorientation, etc. Obviously, normal dream activities are one of the important factors to ensure the normal vitality of the body.
Dreams are a way of harmonizing the balance of the human psyche's world.
Since the right cerebral hemisphere activity is dominant in dreams, and the left cerebral hemisphere is dominant after awakening, in the 24-hour diurnal activity of the body, awakening and dreaming alternately, which can achieve a dynamic balance of neuromodulation and mental activity. Therefore, dreams are a way to coordinate the balance of the human psychological world, especially for people's attention, emotions and cognitive activities.
Not only is dreamless sleep not only poor, but it is also a sign of brain damage or disease.
Recent research has also confirmed the idea that dreams are the result of the brain's regulatory center balancing various functions of the body, and that dreams are necessary for the healthy development of the brain and the maintenance of normal thinking. If the regulatory center of the brain is damaged, dreams cannot be formed, or there are only some incomplete dream fragments, and if there is no dreamless sleep for a long time, it is worth people's vigilance. Of course, long-term nightmares are often a sign of weakness or certain diseases.
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Listen to me, drink a glass of milk before going to bed and then put a green onion on the side of the bed! The results are remarkable!
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Your teacher dreams of caring about you, it's rare that there is still such a good student as you.
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Problem Analysis:
Hello, Dreaminess indicates that the quality of sleep is not very good, and severe may affect the next day's listlessness, memory loss, difficulty concentrating, etc.
Suggestions: It is recommended that you can take gamma oryzanol and tranquilizing brain tonic fluid to regulate sleep. It is not advisable to watch some books or TV that are very exciting during the day. Exercise more and exercise properly.
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Condition analysis: Hello, considering neurasthenia and autonomic nerve modulation disorders, you can take gamma oryzanol tablets + vitamin B1 tablets + soothing brain fluid for conditioning.
Suggestions: In addition, I should develop good rest habits, avoid fatigue, relieve the pressure of Qinyuansou, and maintain a happy mood. Avoid taking cola, coffee, chocolate, wine, tea, eat regularly, and pay attention to improving the sleep environment, which is conducive to reducing the state of brain excitement
Can't you say what terrible dreams are.
1.Ghosts: Dreaming of your father's ghost indicates that you are in danger. Dreaming of a friend's ghost indicates that your partner is unlikable and causes you a lot of anger on long journeys. When you dream that a ghost is talking to you, it means that you are being controlled. >>>More
It depends on your relationship.
If it's a colleague, just say hello. If you are a good friend, it is better to have some actions, such as you can prepare some stomach-warming millet porridge and other stomach-warming things. >>>More
There are several reasons why I am hungry every night, but I don't lose weight when I wake up the next morning >>>More
Ever heard of MOA toothpaste? Brushing with this is very good for bleeding gums and mouth ulcers.
Because you are a person who does things for yourself, you don't know the rules of life, everyone comes to this world, they are equal, you are rich, you have a status is also three meals a day, but also warm clothing, people are poor is also three meals a day, but also warm clothing, you have no qualification to comment on others, let alone look at people unpleasant.