Old people may consider the problem of magnetic field, so they will ask not to face things. The earth's magnetic field is generally vertical circulation and circulation, and this magnetic field theory is actually understood by many small partners. In my hometown, my parents often let us sleep with our heads facing north, which can also adapt to the earth's magnetic field. However, in big cities, it is often impossible to satisfy the sleeping position in the north and south, so it is necessary to do so. However, no matter how big the earth's magnetic field is, it has little impact on people, so friends don't have to worry too much.
If you want to have a good sleep, you must have a good sleeping environment. What is a good sleeping environment? An environment and temperature conducive to sleep is a good sleeping environment, so before going to bed, you must adjust the room to a comfortable temperature and dim the lights in the room. If you can't sleep, you can listen to music or read a book. Never play with your mobile phone before going to bed.
If you want to have a good sleep, you must have a good body. How to build a good figure? First, don't put too much pressure on yourself in life and work. Second, you must do a good job of cleaning up before going to bed. Third, you must have a good schedule. Fourth, you must have healthy eating habits. In addition, in autumn, winter and spring, you must burn your feet before going to bed.