1. If the individual parts of the compound subject are joined by and, always use a plural verb. 2. If the individual parts of the compound subject are joined by or or nor, use the verb form (singular or plural) which will agree with the subject closer to the verb.
Headaches in Back of Head and Migraine. Headaches in Back of Head and Migraine are very painful and often effect everyday life. (PRWEB) December 03, 2012. Headaches in Back of Head are painful and very common. It usually means a regular tension headaches , but might mean something else bigger. Sometimes it is too painful that it feels like someone is using a steel rod and hit someone in the back of the head.
About Cluster Headaches. Cluster headache-the most severe form of primary headache-involves sudden, extremely painful headaches that occur in clusters, usually at the same time of the day and night for several weeks.They strike one side of the head, often behind or around one eye, and may be preceded by a migraine-like aura and nausea.luster headaches are characterized by excruciating, piercing pain on one side of the head and eye; they occur more frequently in men than women. PubMed Health Glossary.