Collagen is a natural protein component of the skin that acts like a scaffold and the main building block for cells, tissues and organs. About a third of the protein content in your body is made up of collagen, which is found in the bones, muscles, and tissues of the organs.
No: The joint should not have any appreciable fluid in it normally. Fluid can be there from many reasons. Arthritis can cause fluid. Also surgery can cause some bleeding in the knee which can cause the fluid to build up. The fluid makes the joint stiff and makes it hard to get a good quad function. ...Read more.
Acute swelling, which occurs after an injury, is due to fluid accumulation in and around the knee. There are two different types of fluid within the knee: blood and non-bloody fluids. Blood: Blood in the knee is usually associated with a fracture of the bone or cartilage. When bleeding is the cause of knee swelling, the onset is rapid and the swelling intense. Fluid usually accumulates within minutes of the injury.