Kaleidoscope vision is a symptom of migraine. The brain creates a visual illusion of fractured or bright colors, similar to those a person might see through a kaleidoscope. Migraine can affect ...

The videos in this story may be uncomfortable for readers with migraine or other conditions. Turn on reduced motion ...

The classic "half-moon" visual disturbance (where there is vision loss in half of both eyes), changes in color perception, and other vision problems are common. A silent migraine can last from 15 ...