Your knee isn't just a hingeit's a living, dynamic system built to move. Inside every healthy knee is synovial fluid, the natural lubricant that reduces friction, delivers nutrients to the cartilage, Synovial Fluid = Knees Natural Lubricant, It reduces friction, nourishes cartilage & absorbs shock, Low or poor quality synovial fluid more friction cartilage wear knee arthritis, Why Knee Gel Injections Clinic in Duluth GA A gel injection for the knee helps improve joint lubrication when natural synovial fluid becomes thinner or less effective, which often happens with arthritis., This gel acts as a cushion and How to Quickly Lubricate a Stiff Knee Hyaluronic Gel Injections Twin Cities Pain Clinic