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 vision ...

Visual changes can often be a symptom of a neurological condition, such as stroke, migraine, or an infection. In some cases, changes may be permanent or progressive, but in many cases, prompt ...

Add Yahoo as a preferred source to see more of our stories on Google. Because some conditions and diseases are more debilitating than others, public health officials and policymakers have ways of ...

For people with migraine, summer can be a double-edged sword. You may be able to relax more, sleep in, enjoy the sunshine, and spend time with family and friends. But other factors – such as glare, ...

Because some conditions and diseases are more debilitating than others, public health officials and policymakers have ways of defining just how disruptive and limiting each may be. One way they do ...