Migraine Headache is a type of headache that tends to recur and causes moderate to severe pain. The pain is often described as throbbing or pulsing and usually begins on one side of the head. Migraine headaches are worsened by physical activity, light, sound or physical movement. The pain typically last from 4 hours up to 3 days. You may be sensitive to light, sound and even smell and you may also experience nausea and/or vomiting