There are two kinds of digestion: mechanical and chemical. Mechanical digestion involves physically breaking the food into smaller pieces. Mechanical digestion begins in the mouth as the food is chewed. Chemical digestion involves breaking down the food into simpler nutrients that can be used by the cells.
is that the full answer or are there choices as well because that could make this easier to answer.
Prevent and control risk factors for diseases such as heart disease, blood cholesterol and diabetes.
helps reduce stress, anxiety and depression
