your risk for certain diseases in the future. Choose the option below that does not describe the science of nutrition. Understanding nutrition involves the study of digestion and absorption of food. Many studies have been conducted on the association between certain types of cancer and diet, and, therefore, these links are well$-$understood. Matters surrounding global food supply and food production are integral parts of the study of nutrition. Recent focus in nutrition science has shifted to the prevention of conditions like heart disease and diabetes.