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.
Pharmacological blockage of central CB1 receptors with AM251 prevents the reduction of anxiety in runners (RUN) (A). The running-induced reduction of thermal pain sensitivity is absent after administration of peripheral CB1 or CB2 antagonists (B). *Significant difference in post hoc test. #Only a difference on trend level P = 0.1. The group size for both tests is indicated with N on A. Columns represent means + SE.
