Articles
Clear explanations of neurological conditions, symptoms, tests, and treatments. Choose a topic or search the collection below.
Visual Aura: What Triggers It—and What Can Help?
A neurologist's practical guide to the shimmer: possible triggers, comfort measures, what medicine can and can't do, and when to get help.
Visual Aura Without Headache: Why the Zigzags Move
A missing word. A shimmering zigzag. No headache. Discover the brain science behind visual aura—and how a pencil sketch can help you describe it to your doctor.