Hantavirus is not Covid-19, but 'calm-mongering' risks triggering post-Covid anxiety. The article discusses the hantavirus outbreak and the challenges of communicating health risks effectively. It highlights the need for clear and transparent messaging, especially in the context of a post-Covid society with heightened anxiety. The author argues that while hantavirus is not as contagious as Covid, the messaging around it has been overly confident, potentially undermining trust if the situation worsens. The case of a 'mildly PCR positive' passenger on a cruise ship is used as an example of communication problems, where vague statements can lead to misinformation and confusion. The author emphasizes the importance of humility in health communication, acknowledging uncertainty and providing clear decision-making processes. The article also explores the psychological impact of post-Covid fatigue and the public's need for accurate and transparent information. It concludes by calling for a more nuanced approach to health messaging, one that recognizes the complexity of infectious diseases and the public's right to be informed and prepared.