- BBC: Horizon - Living Nightmare - Documentary featuring new research about narcolespy, including information about orexin--a chemical that appears to help humans wake up.
- Center for Narcolepsy - The Stanford University Sleep Clinic was the first medical clinic established to specialize in sleep disorders.
- eMedicine Health - Narcolepsy - Consumer health resource center providing information on the causes, symptoms, and treatment.
- Living with Narcolepsy - Chat, message board and group news.
- Mayo Clinic: Narcolepsy - Learn the signs, symptoms, causes, treatment, and how to cope with this condition.
- Narcolepsy - Information sheet compiled by NINDS, the National Institute of Neurological Disorders and Stroke.
- Narcolepsy - This site gives clinical, genetic and HLA information about this disorder.
- Narcolepsy - A Sleep Disorder - Site dedicated to narcoleptics by a narcoleptic. Includes experiences with this disorder, FAQs, message board, chat and information on medicine.
- Narcolepsy Association UK - The homepage for Narcolepsy Association UK - UKAN a registered charity
- Narcolepsy Internet - Support and Information for people with narcolepsy or ideopathic hypersomnia, their family, and care-providers. Also provides a private member-only email based discussion group.
- Narcolepsy Message Board and Help Forum - Offers an archive, post an article and joining instructions.
- Narcolepsy Network - Support for people who have narcolepsy (or related sleep disorders), their families and friends, and professionals involved in treatment, research, and public education.
- Narcolepsy Network, Inc. - A patient support organization providing education and information about this neurological sleep disorder. Includes medication, find a physician, conferences, a message board and how to become a member.
- Narcolepsy: a psychiatrist's perspective - A personal view from a retired psychiatrist on narcolepsy and related conditions.
- Our Experiences with Narcolepsy - Offers stories about experiences with symptoms, doctors, medicines and everyday life.
- Sleepy Online - Information about narcolepsy-related issues. Includes personal stories and news about the disorder.
- Stanford University's Center for Narcolepsy - Includes information on treatment, pointers to latest research and publications, their current research and information on the basic mechanisms of narcolepsy.
- Swiss Narcolepsy Association - Information on the activities of the association.
