Dreaming is like showing a movie, the protagonist is not himself.

Hello, this symptom is a normal physiological phenomenon and will not cause any adverse effects on health. Usually, it is more likely to happen under the conditions of great pressure, excessive fatigue, abnormal work and rest, insomnia and anxiety. Try not to make yourself too tired, don't stay up late, and maintaining a normal work and rest will usually reduce the chance of it happening. However, if the frequency is too high, affecting their quality of life, or combined with daytime sleepiness, they should seek medical help.