Interpretation of ecological health care is a new work on longevity by Professor Liu Changxi, a famous expert in ecological health care in China, a double-degree doctor in nutritional pharmacology and vice president of China Geriatric Health Care Medical Research Association. It is put forward on the basis of seriously summarizing and systematically combing Chinese traditional health-preserving culture, drawing lessons from the rich experience of western health management theory and practice, and combining the health status and health needs of Chinese residents, aiming at comprehensively improving people's health literacy and promoting the improvement of healthy lifestyle behavior and ability, which has epoch-making significance.