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.
a Lack of sleep referred to sleep duration <7h per night. b No more than 100g alcohol intake per week. c Equal to or more than 5 times a week.
