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.
Changes in sleep offset (reported as number of minutes) as function of average local sunshine radiation, scatterplot and 1st order regression for all participants (black regression line with confidence and prediction intervals extended to axis).
