In chemistry, an alcohol is any organic compound in which the hydroxyl functional group (–OH) is bound to a saturated carbon atom. The term alcohol originally referred to the primary alcohol ethanol (ethyl alcohol), the predominant alcohol in alcoholic beverages.
That ache in your head that refuses to go away is painful and annoying. People suffer from different types of migraines, typical and rare. Over 70% of people with different types of migraines don't receive a proper diagnosis. You will want to know why that dull ache is so persistent, and how to get rid of it. Causes of Different Types of Migraines This condition is like a neurological disease affecting the head. People have long believed that it occurs because of construction of blood