types of primary headaches
The main types of primary headaches are: 1  Tension headache â This is the most common type of headache, suffered by approximately 90 percent of the population at some time or other. 2  Migraine headache â The next most common type of headache, migraines affect approximately 28 percent of the population. Cluster headache â The rarest of the primary headaches are cluster headaches, which affect less than one percent of the population.