2. There are many heavy tastes: when eating out, the taste of food is generally heavy oil and salt in order to satisfy the public, so it tastes heavy when eating, and these heavy tastes increase the burden on the body.
3. Health problems: Health problems are inevitable. We only see the finished products when eating, and we can't know whether the ingredients used are fresh or not, and whether the kitchen is hygienic when cooking. Although we only need to look clean when eating in invisible places, these potential health problems are also the source of our health.
4. Disease hidden danger: Eating fast food often, high fat will make us fat, which will lead to the increase of human blood lipids. High salt content may lead to kidney diseases and intestinal diseases, which are often caused by hyperlipidemia. Insufficient nutrition of fast food leads to people's weakness and lack of resistance, which easily leads to many diseases.