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.
Leg pain is also frequently a sign of injury, such as the following: 1  Muscle strain is a common injury that happens when the muscle fibers tear as a result of overstretching. 2  Tendinitis is inflammation of a tendon.  Knee bursitis happens when the fluid-filled sacs, or bursa, surrounding the knee joint become inflamed.