The left rear of the head aches faintly. What's going on?

The position of the left rear of the head shows dull pain symptoms, which may be related to long-term lack of sleep, excessive staying up late, and poor rest. If you are engaged in mental work, frequent use of the brain causes brain fatigue, and brain cells do not get sufficient rest, you may also show local dull pain symptoms. If you usually suffer from cervical spine disease, you will often show neck soreness, pain symptoms, in the bow activity time is too long, keep a posture unchanged or sleep too high pillow performance, may cause to show one side of the head pain symptoms. Pain on one side of the back of the head may also be related to vascular tension headache, neuropathic headache, excessive tension, anxiety, emotional instability, or cerebrovascular disease. Patients can go to the hospital for examination to determine the cause and then carry out relevant symptomatic treatment.