Headache, dizziness, insomnia, forgetfulness, epilepsy; cerebrovascular diseases, hypertension, neurasthenia, mental disorders, attention deficit hyperactivity disorder in children, vascular dementia, underdevelopment of the brain, etc.

The One Hundred Meetings (GV-20) acupoint is surrounded by four additional acupoints, each located 1 cun anteriorly, posteriorly, to the left, and to the right of Baihui, making a total of four such acupoints.

Sit upright or in a prone position. First, locate the One Hundred Meetings (GV-20) acupoint (refer to "One Hundred Meetings"), then measure 1 transverse finger in front of, behind, to the left, and to the right of the One Hundred Meetings (GV-20) acupoint, which is where these acupoints are located.