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.
The mean EMG signal changes of twelve subjects for eight dominant-leg muscles following the unexpected perturbations with four directions and four intensities (n = 12). (Note: The red dotted line specifies the start of the balance perturbation; EMG, electromyography; GMed, gluteus medius; AM, adductor magus; SA, sartorius; GMax, gluteus maximus; RF, rectus femoris; ST, semitendinosus; TA, tibialis anterior; MG, gastrocnemius medialis.)
