Knee Joint Instability: Factors, Symptoms, Evaluation, Complications, Management And Rehabilitation Instability of the knee joint is a widely reported musculoskeletal condition where the knee feels weak. Many patients describe it as the knee slipping suddenly during movement or while standing up. At our advanced clinic, we commonly manage such cases https://www.tumblr.com/maheshnadgir/814951065323765760/knee-joint-instability-causes-symptoms?source=share