Skip navigation

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Results 1 - 1 of 1 for "Sleep-wake" cycle disturbance
  1. ... body. It regulates night and day cycles or sleep-wake cycles. Melatonin in supplements is usually made in a ... and children with this condition. Non-24-hour sleep wake disorder. Taking ... disturbance caused by certain blood pressure medicine (beta blocker- ...