evidence: Writer Cora Harrington said on Twitter that she got some "weird as hell virus" that made her "basically unconscious for a couple days," calling it "one of the strangest illnesses I've ever had." [...] Doctors from at least three continents say that many different viruses — not just flu and COVID — are having a real "party" this year. People also shouldn't discount the idea that a COVID, RSV, or flu test taken early on may not necessarily go positive. Here's what to consider if you're feeling feverish right now. [...] If you have a fever and a sore throat or cough, experts like Gulick suggest getting tested for two respiratory viruses: flu and COVID. If you test postitive for either one, antiviral drugs may help you recover faster and safer from your infection, especially if you're elderly or in a high-risk group.