主题词：Nutrition and Health in Aging; Frailty in Older Adults; Nutritional Studies and Diet; Dementia and Cognitive Impairment Research; Body Composition Measurement Techniques; Balance, Gait, and Falls Prevention; Chronic Disease Management Strategies; Clinical Nutrition and Gastroenterology; Dysphagia Assessment and Management; Diet and metabolism studies; Health Systems, Economic Evaluations, Quality of Life; Health disparities and outcomes; Muscle metabolism and nutrition; Physical Activity and Health; Geriatric Care and Nursing Homes; Intensive Care Unit Cognitive Disorders; Bone health and osteoporosis research; Vitamin D Research Studies; Alzheimer's disease research and treatments; Obesity, Physical Activity, Diet; Folate and B Vitamins Research; Fatty Acid Research and Health; Child Nutrition and Feeding Issues; Cardiovascular and exercise physiology; Child Nutrition and Water Access