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.
iCV parameters and ratings of perceived exertion between placebo and caffeine conditions (N = 7). (A) Intermittent critical velocity. (B) Intermittent Anaerobic Running Capacity. (C) Critical rest interval. (D) Ratings of perceived exertion. Data are presented as means ± SD. No significant differences were found between conditions.
