I dreamed that I was sleeping and dreaming. I was attacked by the devil, the floor sank, the bed stepped on, and I dreamed in my dreams, but I couldn't wake up.

When people are sleeping, their brains are in a dormant state, and they will dream in half. Many people know that during sleep, deep sleep and shallow sleep alternate constantly. When the brain sleeps lightly, people will dream; When you are asleep, you are completely unconscious and feel that you are in the deep sea without light. Under normal circumstances, people wake up from a shallow sleep. When you wake up from a deep sleep, the possibility of having nightmares is very high. At this time, if you wake up but can't move, it's because the center responsible for receiving information in the brain is awake, while the center responsible for exercise is still asleep. At this time, you can only blink to vent, but you can't move, even if you miss bite the tongue. Because a part of the brain is still sleeping, and the awakened part continues to sleep under the influence, it will produce an irresistible feeling. In this process of half-dreaming and half-waking, what people think at this time is very easy to be projected into hallucinations, combined with the information transmitted by the retina, and transmitted to the signal processing center of people. Because the degree of truth is extremely high, even the brain is usually deceived.

The main thing is to develop a healthy lifestyle and drink less water before going to bed. Don't force yourself when you don't want to sleep. Because you may have nightmares when you are asleep, but it seems that the probability of hallucinations is relatively low.

There are several ways to wake yourself up when you have nightmares. It is almost impossible to do things with your hands and feet in a nightmare, but you can try shaking your head. Also, don't sleep there motionless after waking up, you may have nightmares again. It's best to turn on the light and get up immediately, drink some water, sit down and go back to sleep when your mind is clear.