FIG. 5.
Center of gravity (COG) sway in eyes open and closed conditions recorded after the no-nap condition (NN) and the 60-min (N60) nap opportunity.
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.