There are many causes of headache when lowering the head, the common causes are mainly the following: first, occipital neuralgia, the disease is due to a variety of secondary factors caused by neurological damage, mainly manifested as the back of the head and the back of the neck severe needle-like pain, mostly induced when lowering the head, the symptoms last for a few seconds to tens of seconds, not more than a minute, taking gabapentin capsules can symptomatically relieve pain symptoms. Second, cerebral artery blood supply deficiency, low head easily cause cerebral blood circulation supply disorder, resulting in cerebral ischemia and hypoxia, dizziness, headache symptoms, improve the head examination often no organic lesions, taking ginkgo biloba, Chuanxiongzin and other drugs can symptomatically relieve symptoms. Thirdly, cervical spondylosis, when the head is lowered, it is easy to induce the onset of cervical spondylosis, resulting in cervical spine osteophytes, pulling and stimulating the surrounding blood vessels and nerves, causing insufficient blood supply to the vertebral arteries, resulting in dizziness and headache symptoms.