+ Primary and Secondary Headaches MRI, 3 Mar, 201726 Feb, 2019, Migraine, Migraine definition- ICHD, z2 Science terms, homepage, Meningitis, Origin of Migraine, Primary Headache, Secondary Headache, Seizures, Underlying Conditions, 0 Primary and Secondary Headaches There are two main types of headaches, namely primary and secondary. A primary headache has...