A risk factor is something that increases your likelihood of getting a disease or condition.
Very little is known about the risk factors for narcolepsy. Narcolepsy seems to run in some families. About 8%-30% of people with narcolepsy have another family member with the condition.
- Reviewer: Michael Woods, MD
- Review Date: 05/2016 -
- Update Date: 05/20/2015 -