Figure 1.
A randomly chosen representative sample of eight successive chair rises. Individual chair rises were distinguished via positive and negative velocity changes from zero at the anterior superior iliac spine.
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.