What are the advantages of playing with skulls?

It can prevent dizziness and tinnitus, promote hearing, and relieve fatigue and mental health. In the process of knocking on the skull, press the palms of your hands tightly on your ears, and gently bounce the back of your head with your index finger, middle finger and ring finger. This method can stimulate the acupoints around the auricle, prevent dizziness and tinnitus, and promote hearing. You can also use the thumb of one hand to tightly press the nail end or the back of the other finger, so that the buckled finger will slip off and pop out forcibly, which can effectively relieve fatigue.