Migraines can trigger temporary visual disturbances due to changes in brain electrical activity and blood flow.

In older adults, even mild impairment can affect the brain. But there are simple ways to reduce the harm. By Dana G. Smith Adults over age 65 who experience vision loss have a nearly 50 percent ...

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 ...

Vision loss and high cholesterol have been added to the list of modifiable risk factors for dementia. Nearly half of dementia cases could be delayed or prevented by addressing these risk factors.

The way a brain tumour influences eyesight largely depends on its location and type. Tumours that develop close to the optic nerve or within areas of the brain responsible for processing vision are ...

For decades, restoring sight after severe eye damage sat firmly in the realm of science fiction. Now a wave of converging ...

Competition to deploy commercial brain-computer interfaces is heating up. Science Corporation—a competitor to Neuralink founded by the former president of Elon Musk’s brain-interface venture—has ...