Not just the absence of disease or infirmity but a state of complete physical, mental and social well-being

Refers to a state of low physiological function between health and disease

Somatic sub-health state: fatigue, lack of energy, low work efficiency, etc.

Psychological sub-health state: anxiety, irritability, irritability, poor sleep, etc. In severe cases, it may be accompanied by symptoms such as stomach pain and heart palpitations.

Social sub-health state: Mainly manifested by unstable relationships with social members, increasing psychological distance, and a sense of loneliness of being abandoned or forgotten by society.

Refers to the abnormal life activity process caused by the disorder of homeostasis regulation under certain causes.

A causative factor that causes a disease, gives it its characteristics, or determines its specificity

Exogenous factors: biological factors, physical and chemical factors, environmental and ecological factors, nutritional factors, social-psychological factors

Endogenous: genetic factors, innate factors, immune factors

Pathogenic conditions: refers to a certain body state, natural environment or social factors that can promote or slow down the occurrence of disease

Inducement: Factors that strengthen the role of the cause and promote the development of the disease

May be a causative factor or condition of a disease, or may be a component of the disease

homeostatic imbalance

Damage and Resistance to Damage

alternation of cause and effect

part and whole

neural mechanism

humoral mechanism

cellular mechanism

molecular mechanism

Complete recovery: refers to the complete disappearance of the damage caused by the disease and the complete return of the body's functions, metabolism and form to normal.

Incomplete recovery: means that the damage caused by the disease is controlled, the main symptoms disappear, and the body maintains relatively normal life activities through compensatory mechanisms. Have sequelae

brain death

plant state