This course examines the causative, protective, and therapeutic roles of nutrition in specific adult nutrition related conditions. The relationship of nutrition within the development and management of various chronic conditions including hypertension, dyslipidemia, cardiovascular disease, diabetes, metabolic syndrome is examined. An in-depth focus on undernutrition as malnutrition and overnutrition as obesity will be provided. Medical nutrition therapy associated with the management of certain gastrointestinal disorders including celiac disease, inflammatory bowel disease, and irritable bowel syndrome is introduced. Energy and nutrient requirements in older adulthood, as well as common nutrition related concerns such as sarcopenia, osteoporosis, osteoarthritis, oral health issues, and age-related eye diseases during this life stage are addressed.