Cohort of Nursing Homes

This is an observational study that aims to establish a cohort of elderly people through the nursing homes in the area where the "Tianjin Base" is located, and to scientifically observe and measure the changes and improvements in the health of the elderly population brought about by the new medical care model, such as large-scale elderly care complexes, in order to provide a platform for the study of the health of the elderly population, and thus carry out the exploration of a new model of health promotion. Exploration of new models of health promotion. By comparing the elderly care complex with the home health care mode, and exploring the promotion of "active health" awareness of the elderly through intervention, the investigators will explore the appropriate elderly care mode for different conditions of the elderly population, and explore the advantages of the centralized elderly care mode to be promoted to the home elderly population, so as to establish an elderly care mode that is suitable for the elderly population in Tianjin.

Inclusion criteria

• Voluntarily participated in this study and provided signed informed consent forms.
• Both male and female.
• Age 60 years old and above.

Exclusion criteria

• Unable to participate in physical examinations due to being bedridden or having limited mobility.
• Unable to communicate effectively.
• People cannot participate for other reasons.