Hyperextension of the knee is when the knee is pushed too far back, resulting in the knee joint being excessively straightened. It can happen to stroke patients.
If you want to reduce the risk of knee hyperextension read our 5 Tips for Prevention. Knee Hyperextension is a common injury among athletes who engage in high impact sports such as football, soccer, skiing, and basketball, among others. But, knee injury can happen to just about anyone.