The presence of some bacteria in the body and in some of its natural sites causes the transformation of these bacteria into opportunistic bacteria causing disease in the body. In cases of low immunity or poor nutrition, the person's immunity is weakened, The areas of the body cause diseases, especially when conditions are available, such as Staph bacteria. aureus, which secrete a number of enzymes that help spread the bacteria in the body, such as the lipase enzyme (Schaberg, 200) and that the insect bacteria Proteus spp. Of the bacteria found in water and soil and in man and animal droppings because of the natural bacteria found in the intestines. However, they cause various infections that have left their normal place and are a cause of urinary tract infection, wound infections, burns and bacteremia when they reach the blood.