While it is true that up to 97% of individuals who think they suffer from sinusitis headache symptoms are mistaken because they are actually suffering from migraine, it is very important to make the correct distinction between the two. First, one needs to be properly diagnosed for illness specific medication treatment. To narrow down the problem, a blood test and a neurological exam will be done on the patient. Two of these tests are the CT scan and the electroencephalogram or EEG. If the brain activity is normal and there are no problems inside like a broken blood vessel or tumor, only then can doctors say it is a chronic headache. Although headaches are pretty common and millions upon millions of individuals worldwide actually suffer from chronic to occasional headaches, there is no reason to take this lightly. There a few severe headache causes out there that are pretty common, like cluster headaches, sinus headaches and migraine. Most people who experience a headache will not be able to think straight or able to do any work. Even if it is mild attack, the person should go to the nurses office like those available in the school or office infirmary. When the individual is able, it will be a good idea to go to the hospital so a thorough examination can be done and proper treatment can be given. Greatly affecting men instead of women, cluster headaches are characterized by severe pain usually centered in one eye that leads to swelling and watering of the affected area and severe and unbearable pain in the head. Triggered by alcohol and cigarettes, experts say that there is no concrete cause of this type yet. You should make it an important rule to talk to your doctor before taking any headache medicine or any other medication for that matter. With a number of over-the-counter medications now available in the market, you never ever have to suffer from frequent headaches. It should never try to stop you from living a more normal life.