2. The pyramid of healthy eating has been updated, and it is recommended to take at least 6000 steps every day.
3. In order to guide people to rational nutrition, China Nutrition Society put forward a food guide, which is called "4+ 1 nutrition pyramid" (i.e. "nutrition pyramid"). 4+ 1 means that the daily diet should include four kinds of food: grains, beans, vegetables, fruits, milk and dairy products, as well as poultry, meat, fish and eggs. On the basis of these four foods, add salt, oil and sugar appropriately.