Common Migraine is an older term for Migraine without aura.
You can read more about Migraine without aura in:
Anatomy of a Migraine
Migraine without Aura - The Basics
Teri Robert is a leading patient educator and advocate and the author of Living Well with Migraine Disease and Headaches. A co-founder of the Alliance for Headache Disorders Advocacy and the American Headache and Migraine Association, she received the National Headache Foundation's Patient Partners Award and a Distinguished Service Award from the American Headache Society.