Portalhealthy.com is web directory including a lot of listings that relate health only such as health, beauty, fitness, health insurance, long term care, mental health, medication, pharmacy, nutrition, diseases and conditions and much more.
Eye Disease Simulator Provides a view of what various eye diseases, look like through the eyes of the afflicted. http://www.visionsimulator.com
Doctor Ergo self-assessed vision and workplace tests for computer users in order to identify and fix the causes of their problems with Computer Vision Syndrome. http://www.doctorergo.com
ContrastSensitivity.net source of information on vision science, vision testing technology, contrast sensitivity, and functional vision. http://www.contrastsensitivity.net
