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.
Bar diagram showing average serum cortisol levels at 8 a.m. (a) and 4 p.m. (b) in patients before and after treatment with W. somnifera. The asterisks on bars of pretreatment group show significant difference from control and posttreatment group show significant difference from pretreatment. The error bars show standard deviation.
