Another new virus? Many Chinese have same symptoms but antigen tests show no results

On May 5, the question "Does the whole country have pharyngitis?" became a hot search on Weibo. Some netizens suspected it was a new strain of the Covid-19 virus because symptoms of a sore throat were more severe than previously, but their antigen tests showed negative for the virus. Some ridiculed: This is the "May 1 virus"!