American Nystagmus Network A nonprofit organization to serve the needs and interests of those affected by nystagmus. http://www.nystagmus.org

VhiHealth-e Offers a definition, causes, symptoms, diagnosis, treatment and suggestions for further reading. http://www.vhi.ie/topic/topic100587224

Nystagmus Personal page, reviewing nystagmus as a symptom of deficiencies of magnesium and thiamin. http://www.ctds.info/nystagmus.html

Nystagmus Network Provides support for those with nystagmus and their parents and teachers. http://www.nystagmusnet.org/

nystagmus.co.uk Includes personal experiences, facts and the scientific details of the condition. http://www.nystagmus.co.uk

Labyrinthhuntrr's Heterochromia Page Information, photos, and links related to people with different-colored eyes. http://www.countee.us/lauren/heterochromia/