There’s a new term to describe the rise of respiratory illnesses this season: “quad-demic.” The “quad” in quad-demic refers ...

For example, after respiratory ... [+] syncytial virus (RSV) cases jumped in December 2024, the New York City Health Department suggested that people mask up in crowded indoor places. (Photo by ...

Opens in a new tab or window SARS-CoV-2 infection was associated with more severe disease outcomes than influenza or respiratory syncytial virus (RSV) during the 2022-2023 respiratory illness ...