This is an outpatient study. The Shiley Eye Center at UCSD is conducting a research study concerning the effects of aging and eye disease on vision. This study is testing individuals with healthy eyes, ages 40 and older. The Shiley Eye Center is a leading diagnostic center for glaucoma, a major cause of blindness. This is an outpatient study.
Eye diseases or serious medical conditions.
The first is an evaluation of information processing in the brain of children who have Tourette's Syndrome, compared to normal control children.