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.
Figure 1 Instruction of eccentric exercises to patients started with a heel lift (A), after that the eccentric drop was performed with the injured leg with straight knees (B) and flexed knees (C). Informed consent was obtained for the publication of this figure.