Traumatic brain injury (TBI) results from a trauma that damages the brain. Hitting your head (or having your head hit) can cause TBI, as can an object piercing the skull and entering the brain. Fa … read more

Sjogren's (pronounced SHOW-grins) syndrome is an autoimmune disorder in which a person’s white blood cells attack glands that produce moisture. The glands and mucous membrane of the eyes and mo … read more

Teenagers who have light sensitivity after a concussion may have an increased risk of developing emotional problems, like anxiety or depression, stemming from the concussion, according to a study … read more

What's the difference between photophobia and photosensitivity? To a person who is sensitive to light, there is no difference! Photophobia and photosensitivity both mean that a person perceiv … read more

The following conditions are medically recognized as having photophobia as a symptom. Someone with one of these conditions could find light to be too bright or painful or both. The pain might be f … read more