Comorbid: existing simultaneously with and usually independently of another medical condition. This means that a person can have two or more conditions at the same time, but none of them causes any of the others.
When discussing Migraine disease and other headache disorders, we generally see comorbid in discussing medical conditions we have as well as Migraines and headaches.
You can read more about the comorbid conditions in:
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. Teri can be found on her website, and blog, Facebook, Twitter, StumbleUpon, Pinterest, LinkedIn, and Google+.