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.
Mean severity of low back pain (LBP) rated on a numerical rating scale (0 = “no pain”; 10 = “worst pain imaginable”) throughout the 60 min prolonged standing task when using a footstool (solid line; circles) and not using a footstool (dashed line; triangles).
