You will discover huge blood vessels passing with the spot driving the knee (often called the popliteal Room). The massive muscles with the thigh go the knee. Rheumatoid arthritis This is certainly an autoimmune condition where your body’s antibodies attacks its own cells. This causes joint destruction slowly but surely. https://www.theorthopaedicandpainpractice.com/what-is-an-anterior-cruciate-ligament-acl-injury/