n. The verb in a verb phrase that expresses the action, state, or relation and is not an auxiliary verb. In the sentence, The bird has flown, fly is the main verb.
Types of Headache. This medical symptom information shows the various types of Headache, and other related symptoms or conditions, including their causes and diagnosis. Throbbing headache. Persistent headache. Severe headache. Migraine. Aura. Forehead pain.
Types of Headaches. Headaches are one of the most common medical complaints made by patients, and there are several factors that cause headaches. If all headaches had the same causes they could be easily treated with either over the counter pain or prescription medications.