Which direction is better to sleep with your head?

1, it is best to sleep with your head facing east. Due to the influence of the earth's magnetic field, the earth's magnetic field lines can pass through the body smoothly, reduce the influence of the magnetic field lines on the human body, reduce the metabolic rate, unblock the blood and reduce energy consumption.

2. There is a record in "A thousand dollars must be determined, and the Taoist forest nourishes nature": "Don't lie in the north, don't sleep in the north." It can be seen that from ancient times, people thought that sleeping with their heads facing north was the worst. Moreover, in geomantic omen, the north belongs to the yin position of water yin, which dominates the cold in winter, and the cold in the north directly hurts the human body Yuanyang.