1. Eating watermelon at the beginning of autumn is a traditional Chinese custom. It is called "gnawing melon", which means "gnawing away" the summer heat and ushering in the cool autumn.

2. There is also a legend about the custom of eating watermelon in the Beginning of Autumn. During the Ming Dynasty, many people in Nanjing suffered from dysentery. According to the daughter of Cui Xianggong of Luzhou Prefecture, people used to eat watermelon to cure dysentery. The story of automatic scarring: I started eating watermelon, but I didn’t expect that my dysentery would be cured soon.

3. Since then, there has been the custom of eating watermelon at the beginning of autumn. In addition to this legend, the ancients also believed that eating watermelon at the beginning of autumn can avoid diarrhea in winter and spring. Over time, this custom has been spread. Down to this day, many people still eat watermelon on the day of Beginning of Autumn.

4. Watermelon is a summer fruit, which can eliminate heat and prevent heatstroke. It also has the effect of clearing away heat and diuresis. Watermelon is a cold fruit. People with excessive coldness in the body should not eat more watermelon, which will cause spleen and stomach deficiency. , severe cases can also cause chronic enteritis, gastritis, etc.

5. The weather is hot in summer, and watermelons are prone to deterioration if left outdoors for a long time. Uncut watermelons need to be stored in a cool, ventilated place. They can be stored for more than ten days. Cut watermelons need Store it in the refrigerator and it will last about 3-4 days.

6. If you accidentally eat spoiled watermelon, it will easily cause gastrointestinal disease, abdominal pain and diarrhea. In addition to not eating spoiled watermelon, you should not eat too much iced watermelon, which will cause strong irritation to the gastrointestinal tract.