An official website of the United States government
Here's how you know
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.
Representative APDM ISway Diagram from a Single Study Participant during
4 Static Standing Conditions. (gray oval represents normative data from 84
individuals with a mean age of 52)