Day-to-day swelling of the head is considered to be tension headache, hypertension, sympathetic cervical spondylosis, in addition to a number of other diseases may also be. 1. Tension headache: this is a kind of headache affected by various factors such as mental, psychological and external factors, which will cause persistent dull headache, pressure and heavy feeling, and can be improved by adjusting lifestyle and seeking medical treatment. 2. High blood pressure: Increased blood pressure can lead to a continuous increase in the pressure of flowing blood on the walls of blood vessels, which leads to swelling of the head, especially when emotional instability, the symptoms are more obvious. 3. Sympathetic cervical spondylosis: Sympathetic cervical spondylosis will cause headache, dizziness, head swelling and other head discomforts, which may also be accompanied by tinnitus and panic attacks. In addition, intracranial infection, cerebral hemorrhage, cerebral vascular malformation, brain tumors and other diseases can also lead to head swelling discomfort, should be taken seriously, as soon as possible to seek medical attention.