Disease = imbalance of elements in the body+imbalance of psychological factors
Health = physiological nutrition balance+psychological thought balance.
Nutritional balance refers to the lack of elements in human cells, which leads to many diseases, also known as cell element deficiency. Nutrients needed for human health are: 1, protein; 2, fat; 3. Carbohydrate (sugar); 4, vitamins; 5. Cellulose; 6. minerals; 7. water.
Lack of any one will lead to the imbalance of elements in the body and produce diseases.