Hypersomnia

W8MD Health Glossary • Greater NYC

Hypersomnia refers to excessive sleepiness or excessive sleep duration. Causes include sleep deprivation, sleep apnea, medications, circadian disorders and central hypersomnolence conditions.

W8MD sleep medicine and home sleep study services in NYC
W8MD Weight Loss, Sleep & MedSpa • Brooklyn, New York
Definition

Hypersomnia — Hypersomnia refers to excessive sleepiness or excessive sleep duration. Causes include sleep deprivation, sleep apnea, medications, circadian disorders and central hypersomnolence conditions.

Why it matters for sleep and weight

Sleep disorders can affect alertness, cardiovascular health, appetite and weight-management efforts. Symptoms and device data should be interpreted by a qualified clinician.

W8MD Brooklyn

Local, physician-supervised care

W8MD provides medical weight loss, GLP-1 evaluation, sleep medicine, home sleep studies, IV/IM nutrition and medical aesthetic services at 2632 East 21st Street, Suite L3, Brooklyn, NY 11235.

Services, eligibility, product availability, insurance coverage and pricing vary. A medical or aesthetic evaluation may be required. Call 718-946-5500 for current information.

Related W8MD and encyclopedia resources

Medical disclaimer: This glossary definition is general education, not a diagnosis or individualized treatment recommendation. Do not start, stop or combine medication or supplements without appropriate medical guidance. Call 911 for an emergency. Editorial review: August 2026.