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 - 2 of 2 for Insomnia
  1. ... Gerstmann-Sträussler-Scheinker syndrome (GSS), and fatal familial insomnia (FFI). The major features of these diseases include ...
  2. ... extreme tiredness (fatigue), chronic pain, or difficulty sleeping (insomnia). It is estimated that approximately half of people ...