If the ceaseless pain felt when having a headache is getting you down, you need some help with what causes headaches in order to cope with the condition, which is something that everyone has experienced at some point of time or the other in their lives.
In fact, they are probably the most common of all illnesses that requires studying what their possible causes are.
More Than A Single Cause When studying what causes headaches, it is common knowledge that there is more than just one single cause, and even as simple an occurrence such as neck irritation can point to the onset of head pain.
Among the reasons as to what causes them are stress and the number of causes of head aches are also many that also cover a wide range of types.
Stress is right up there when it comes to finding out what causes them since it creates the situation in which the patient suffers from 'flight or fight' feelings along with other symptoms including shallow breathing, high blood pressure and also raised heart rate.
Among other reasons behind what causes head aches, is adrenaline (in certain instances only), while nutrition also is an import reason why a person may suffers from them.
It may not be something with which many people are familiar, but diet as also sensitivity to food are major factors that contribute to experiencing migraines in particular.
The main reasons behind them as far as nutrition go is variation in the levels of blood sugar, withdrawal from, or too much of caffeine and finally, food additives.
Another factor related to what causes them is dental abscesses, which can cause you especially severe episodes or migraines, which are made worse if there is also infection accompanying it.
The result would be that you would suffer from the pain which is compounded by the pain related to the infection, and thus it would be necessary to consult with your dentist to get proper relief.
Among the other reasons behind what causes headaches is hormones that are what make you experience pain, and sexual hormones are particularly thought to cause them in women, often prior to or after menstrual periods and also when hormone levels are very low.
In a similar vein, people with vision that is impaired can be prone to feeling pain in the head, and it is especially felt when straining eye muscles in order to focus, or even when squinting to focus, and even Glaucoma is another reason.