On August 13th, it was a weekend. Ms. Cheng and her husband in Beijing felt their throats itch, thinking it was due to the air conditioning being too cold and didn't think much of it. However, the next day, both of them started experiencing symptoms such as coughing and body aches. Her husband even had a fever for three consecutive days and tested positive for the antigen on August 16th. Ms. Cheng mentioned that this is the third time she has tested positive for the antigen, following instances at the end of last year and before May this year. By August 19th, Ms. Cheng and her husband had tested negative for the antigen, but she still experienced intermittent eye socket pain and coughing. Is the "Third Wave" coming so soon? In response to this, some interviewed doctors told Red Star News reporters that based on the hospital's cases, "First Yang" and "Second Yang" cases are more common, and "Third Yang" cases are very rare. In most cases