What is a headache?
Headache, also known as head pain, is a common health condition that causes discomfort in the region of your head such as your forehead, top or back of the head, temples, hair band area, or the upper neck of the body. Depending on pain locations, headaches could be primarily classified into three types including tension headaches, migraine headaches, and cluster headaches. Headaches are very common. According to the World Health Organization, nearly everyone has a headache once in a while. The causes of headaches are various. Stress, medications, and hormone changes could be the triggers of some primary headaches. An unhealthy lifestyle and certain environmental factors would also lead to headaches. [1]
