Best doctor for Headache Treatment Headache A painful sensation in any part of the head, ranging from sharp to dull, that may occur with other symptoms. A headache is a pain in your head or face that's often described as a pressure that's throbbing, constant, sharp or dull. Headaches can differ greatly in regard to pain type, severity, location and frequency. Headaches are a very common condition that most people will experience many times during their lives Headaches can have causes that aren't due to underlying disease. Examples include lack of sleep, an incorrect eyeglass prescription, stress, loud noise exposure or tight head wear.