It is often difficult to identify a single cause for the condition, although we can identify some key contributories. This can include eye strain, sinus swelling, and severe conditions such as blood clots, and even brain cancer.
Concussion Headache
There are two main types of headaches are primary headaches and secondary headaches. Primary headaches are migraines, tension headaches, cluster episodes and a variety of less common types of headaches. Of these, tension headaches are probably the most common. About 90% of adults suffer from this type of headache, although frequent in women.
Headaches are the second most common primary headache, affecting millions of us around the world. In the U.S. alone, about 12% of the population will experience some form of migraine. Cluster headaches are another form of primary headache. They affect about 0.1% of us and 85% of them have experienced the male population. Generally speaking, most patients are between 28 and 30 years of age.