First of all, the fact that Japanese people live long:

The average life expectancy of Japanese is: male = 77, female = 84, which is the longest in the world.

Second, the reasons for Japanese longevity can be cited as follows:

1. Highly developed medical technology and complete nursing system.

2. Healthy eating habits

3. Warm natural climate

Third, the key reasons for Japanese longevity:

1. The "medical care" and "climate" of many countries in Europe and America are also good. But why is Japan the longest-lived country in the world?

The key is "diet".

2. Japanese diet analysis

& lt ingredients >

Thallus Laminariae, bean curd, bean sprouts, radishes and soybeans are fermented to make natto, yellow sauce, fermented wine, marine fish, shrimp, eggs and sweet potatoes.

These are low-fat, anti-aging healthy foods.

& lt cooking method >

Raw food, steaming, boiling, pickling and baking. It is seldom fried and fried. It's lighter

& lt food intake >:

Japanese dining tables are exquisite, with many varieties and few quantities of each.

Japanese people are very concerned about controlling their calori intake. Japanese restaurants often indicate the number of calories on their menus.

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You can combine the above "viewpoints" and find some arguments.