Found a bit about oats online...
It is found that daily consumption of oatmeal can reduce the cholesterol in your body. It is also found that oatmeal reduces the risk of heart problem on daily use. The composition of oatmeal is complex carbohydrates and water-soluble fibre which in terms make digestion slow and stabilizes blood-glucose levels and reduce the cholesterol. It also contains good quantity of vitamin B.
Oatmeal is actually a porridge made up from ground oat groats. Sometimes we also call ground oat, rolled oat, steel-cut oat or crushed oat as oatmeal. Generally oat groats are coarsely ground to produce oatmeal, sometimes it is crushed into small pieces to produce steel cut oats or steamed and flattened to make rolled oat. There is one another type exists that is instant oat meal which is pre cooked and dried with some flavour generally sweet.