Egg yolks contain two amino acids and at least one vitamin that contain sulfur. The sulfur is released as the compounds degrade in cooking. Hydrogen sulphide is a physiologically active molecule that is produced naturally by most lifeforms, and is a cellular messenger molecule. It has important roles in many processes.
1 An injury, infection, or an underlying rheumatic condition can cause bursa inflammation. 2  Bursitis is diagnosed by identifying swelling, tenderness, and pain with motion in the affected area. 3  Treatment of bursitis is directed toward reducing inflammation and treating any infection present.
Exercise can exacerbate the burning sensation in knee. Rheumatoid arthritis is an autoimmune condition where the body attacks its own tissues and causes joint inflammation. Knee bursitis occurs when there is an inflammation in the fluid-filled sac in the knee joint.