But when the headache becomes worse, make sure that you visit your health care provider because it can also be an indication of more serious illnesses like meningitis or the inflammation of the meninges or membrane around a person s brain; sub-arachnoid haemorrhage due a bleeding in the space between the brain and the arachnoid layer of the meninges, stroke, blood pressure, brain tumor, and temporal arteritis due to the inflammation of the arteries in the scalp. The headache nausea that usually accompanies migraine can be effectively treated by some anti-nausea medication. But one should be more concerned about the headache that migraines cause. Migraine is increasingly becoming a big problem for a growing number of people. Migraine headaches are brought about by the sudden shrinking and then swelling of blood vessels in the head that causes the pain. In cases like these, it is extremely helpful to acquire the habit of taking note of one's headache with the use of a headache diary. The importance of correctly diagnosing the root cause of the headache cannot be stressed enough because it is not only important to get the right treatment and cure but sometimes, headaches are symptoms of much more serious health problems. People who are suffering from something severe such as a migraine or a chronic headache will be prescribed a drug to take care of the problem. It is only when nothing has changed that certain tests have to be done to make sure there is no tumor present. A tension headache can happen to anyone because it strikes without any warning. The pain of a cluster headache is no joke. It tends to be so sever that some people say that it is nothing compared to things like childbirth or migraines. At the height of a cluster headache attack, even morphine does very little to assuage the pain. This piece of information is from the few individuals who have actually been correctly diagnosed with cluster headache. Headaches are also diagnosed as vascular, muscle contraction or tension, traction and inflammatory. Experts say that vascular headache refers to the involved abnormal function of the person s vascular system or brain s blood vessels while muscle contraction headache involve the tightening or tensing of the muscles in the person s face and neck.