Avoid common sports injuries like jumper’s knee, tennis elbow and frozen shoulder with these easy-to-follow tips from Essex Physiotherapy Clinic.Avoid common sports injuries like jumper’s knee, tennis elbow and frozen shoulder with these easy-to-follow tips from Essex Physiotherapy Clinic.Avoid common sports injuries like jumper’s knee, tennis elbow and frozen shoulder with these easy-to-follow tips from Essex Physiotherapy Clinic.Avoid common sports injuries like jumper’s knee, tennis elbow and frozen shoulder with these easy-to-follow tips from Essex Physiotherapy Clinic.