of the Anterior Cruciate Ligament

The development of knee instability is of great interest in occupational and sports medicine. Instability is related to an increased risk of knee and ligament injuries, which is one of the main reasons for disability associated with tem-porary or prolonged interruption of daily and/or sports activities. The physiologic basis of knee injuries is closely related to the intrinsic characteristics of ligaments and to the response of the associated muscles to external loads.33,38 To confirm epidemiologic data,13,28,32 several experimenta