What's the meaning behind Duke Zhou's bun?

2. It is best not to use your brain too much before going to bed, so as to avoid the excessive excitement of the cerebral cortex and cause dreams.

3. Pay attention to the body posture of sleep. Generally speaking, sleeping on the right side is better, so it is necessary to correct the bad habit of sleeping on your stomach. Friends and dreams are a kind of enjoyment, which allows you to experience many things that you can't. I hope I can help you. Sweet dreams!