This is because they can be vectors for infectious diseases, such as sexually transmitted diseases or blood-borne diseases. Universal precautions and safer sex practices try to avoid exchanges of body fluids. Body fluids can be analyzed in medical laboratory in order to find microbes, inflammation, cancers, etc.
Eat oatmeal as a source of B vitamins. A breakfast staple, oatmeal has long been part of American cuisine. Oatmeal offers a number of nutritional benefits -- it provides a source dietary fiber as well as essential minerals including phosphorus, potassium and iron.
Oat bran and rolled oats both offer multiple nutrients. A whole grain contains three segments of a seed -- the endosperm, germ and bran. As the name indicates, oat bran only contains the bran of the seed, which means it is not a complete whole grain. Rolled oats derive from whole oat groats, which are whole grains -- produced when rollers mash down the groats and create flat flakes. Rolled oats are also known as oatmeal.