Those who are experiencing mild or extreme case will feel much worse Aside from pain in the head and in other parts of the body, the individual will also be experiencing dizziness. This occurs when the person is suffering from a tension, migraine or sinus headache even if the root causes are different. Migraine headaches are brought about by the sudden shrinking and then swelling of blood vessels in the head that causes the pain. Migraine headaches can be triggered by a lot of things. Tension, for one, is one major trigger of migraines in a lot of people. Fatigue, hunger, bright lights and a variety of different foods and beverages can also be possible migraine triggers. Unlike a flu, the tension headache cannot be detected and this will just happen. It will occur in the late afternoon or in the evening if the employee is pulling long hours on a project. If it is a minor tension headache, the individual can ride it out with a glass of water and a few breathing exercises. Also avoid taking in or eating products that may cause headache such as alcohol, foods has MSG, artificial sweeteners, aged cheese and cultured dairy products and the like. If possible, try to stay away from people who are stressful and always keep the communication lines between you and your partner open. These changes may be due to some inflammation or constriction that prevents the blood from flowing properly. Unlike the common type of headache, which only lasts for about a few hours, migraine headaches can last from four hours to as much as three days. It is more severe and more frequent than your ordinary type of headache. Actually, one who suffers from cluster headache can experience switches from chronic to episodal attacks and vice versa. The chronic attacks can easily be noticed because the cluster headache attacks at the same time everyday for several weeks and even months. Episodal cluster headache attacks are episodes that happen also at the same time everyday for a few days or weeks and goes into long remission states.