Figure 1.
A schematic diagram of the 20-yard shuttle test.
Note: The arrows indicates the distances that the subject is running at the given start command.
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.