1.
People's life must be maintained by diet, and the quality of life and mental psychology have a great relationship with diet and nutrition. People's intelligence, physical strength, learning ability, sports ability, disease prevention ability, rehabilitation ability, reproductive ability, life expectancy, height and weight are also inextricably linked with nutritious diet. Unbalanced nutrient intake can cause many diseases. Therefore, reasonable nutrition and balanced diet are important measures to prevent diseases.
2.
The relationship between reasonable nutrition and human health, nutrition is a process in which organisms constantly absorb necessary substances from the outside to maintain their life activities.