People with aphantasia lack the ability to summon crisp images in their "mind's eye." But even though they can't visualize in this way, the blueprints for those imaginary images might still be ...

If your eyes bulge more than is typical, it could be a serious health condition like hyperthyroidism. It’s important to share your symptoms and medical history with your doctor. Depending on the ...

Light sensitivity in one eye could occur for many reasons, ranging from minor injuries, dry eye, and migraine to more serious conditions, such as multiple sclerosis. Light sensitivity, or ...