Familial advanced sleep-phase syndrome

Get in touch with RARE Concierge.

Contact RARE Concierge

Synonyms: FASPS

A rare genetic neurological disorder characterized by very early sleep onset and offset. Plasma melatonin levels and body core temperature rhythms are also phase-advanced. The sleep-wake cycle is generally shortened. Additional reported features include migraine with or without aura and seasonal affective disorder.

Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview. Reference: Access aggregated data from Orphanet at Orphadata. Orphadata: Free access data from Orphanet. © INSERM 1999. Available on http://www.orphadata.org. Data version May 2024

Newly diagnosed with
Familial advanced sleep-phase syndrome?

Our RARE Concierge Services Guides are available to assist you by providing information, resources and connections as you navigate your rare disease journey.

Get Concierge Help

Advocacy Organizations

Don't see your organization here. Let us know here.

Clinical Trials

For a list of clinical trials in this disease area, please click here.