1. The bed should not open against the door.
The bed is a thing that is used only for sleeping. It is most suitable for tranquility and safety. However, the door is a moving thing and may open and close from time to time. Running straight (or across) the door will naturally cause many disadvantages, so it is not appropriate
2. Avoid facing the west on the bedside
The ancients regarded the west as the "land of paradise" after death. A place of longing. Even from a modern scientific point of view, it is inappropriate. When the sun sets in the west, the earth rotates from east to west. Sleeping with your head facing the west will easily cause your blood to rush to your ears over time.
3. The bottom of the bed should not be close to the ground
The bottom of the bed should be ventilated and clean to prevent the infection of dampness, which may harm health. Do not place debris under the bed, especially iron and glass.
4. The head of the bed should not be too close to the window
5. The bed should not be with the door behind it
When people lie on the bed, they must have a clear view of the door, otherwise they will be easily disturbed. , fright, affecting emotional health.
6. Avoid exposure to strong light in bed
Medical theory: The facial features represent the five internal organs, and the eyes represent the liver. Therefore, it can irritate the eyes and damage the liver in the long run, so it should be treated with caution.