I would like to explain a migraine because with migraines many people can get visual changes that can be very worrisome. If they didn't know what was happening these visual changes are called an aura and usually start before the headache. Migraine prevention medications are designed in such a way that it lessens the triggering factors affect to minimize the pain. They saw with this type of visual symptom from the migraine and you may identify something that you have seen before if you have these type of migraine with aura after the visual changes. It's possible to have a headache which many people have that's what we call classic migraine or people may not have a headache afterwards which we would just call the migraine without headache. Where only they see the visual changes migraines are very common. We see that more frequently in females compared to males we also see it more frequently in people that have a history of migraines in their family with parent...