Eating nutritious lunches for the elderly can prolong life

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　　Many people think that eating only fruit for lunch can kill two birds with one stone by cultivating their body and looking good. However, from a nutritional perspective, the human body has a variety of basic nutritional needs - carbohydrates, minerals, proteins, etc., which cannot be met by eating fruits alone. Long-term survival by "fruitification" will have adverse effects on the human body's endocrine system, digestive system, immune system, etc.
　　
　　According to analysis by nutrition experts, one serving healthy Your lunch should have the following elements:
　　
　　1. Food should be mainly fresh, because fresh food has the highest nutritional value;
　　
　　2. Eat as little salt as possible.
　　
　　3. Choose vegetables of different types and colors;
　　
　　4. Eat more whole grain foods to avoid absorbing too much polysaturated fat;
　　
　　If you adhere to the above healthy eating methods for a long time, you will not only suffer from disease The chance of death is reduced, and life expectancy may be extended by 15 years.