Headache is pain that may either be mild or very severe in the head. And the most common headaches are the Migraine and tension headaches that are usually a very high percent. There are two ways that headache can occur, either as single or recurrent in nature. There are many reasons as to why headaches occur and they usually range from the eyestrain to the inflammation of the cavities in sinus. These factors cause some life threats conditions like cerebral aneurysms, encephalitis and brain cancer among others. Prolonged tension and also stress are the most common causes of headache.

There are also psychological factors that cause headaches. These include fatigue, mechanical strain on the neck and also anxiety. Usually they are the cause of tension headache that is common. Migraine is the type of a headache that is caused by certain foods like cheese or some beverages like wine, hormonal changes, lack of sleep, strong odors and stress. Dilation of the blood vessel in the head is also a factor that causes migraine headaches. This type of a headache is very common. When the bacteria invade and the nasal sinuses get infected, they cause sinus headache. This usually occurs after the infections of the upper respiratory.

The abnormality for the arterial near nerve causes vascular to have compression that leads to trigeminal neuralgia headache. Cranial arteritis, intra-cranial aneurysms, malignancy and multiple sclerosis are other causes for the trigeminal neuralgia headache. A wide number of women are usually infected by this type of headache than other genders. The pain is expected to last 2 to 120 seconds mandibular supplies to the lower lip, chin, and lower cheek, ophthalmic supplies to the scalp, eye and forehead and maxillary supplies to the cheek.

There are times whereby there is no evidence as to why the headache occurred therefore it is predicted that the cause might be the constriction of blood vessels. There are pain sensitive nerves in the blood vessels in the head that always activates every time the blood vessel constricts and that responds to the brain. However, tension and cluster headaches may occur due to this. Some serious diseases that are still hidden in the bodies may lead to occurrence or severe headaches. Headaches can be fatal and should therefore never be ignored.

Brain tumor, stroke and also blood pressure are some of the diseases that are very dangerous in our bodies and are known through the occurrence of headache more often. One of the diseases that is known by experiencing of headache now and then is meningitis and it is very dangerous. Visual problems, fever and having a stiff neck are other symptoms that accompanies headache. Carbon monoxide that comes from the automobile exhaust is one of the environmental factors that cause severe headaches. Severe and unending headaches should be treated by professional doctors.