Kindergarten children collectively dropped their nails. What happened to what?

In the past year, mothers on the Internet have been consulting about a symptom that makes them extremely frightened, that is, nail loss. The story starts in early 2014. At that time, a kindergarten in Hangzhou was under great pressure because more than 50 children’s nails broke and fell off in a short period of time and were also on the local news. Some medical experts were confused and kindergarten teachers were under great pressure. In addition to Hangzhou, Fuzhou, Zhangjiakou, Dongguan and other regions have also reported similar reports, with children intensively experiencing nail breaks and falling off. Why do children drop their nails collectively? At that time, various strange theories such as poisoning conspiracy and mysterious lack of Read More …