What happened to Covid? The threat of the virus has clearly subsided, but opinions vary on why and how much of a risk remains

https://www.statnews.com/2026/04/27/is-covid-still-a-thing-expert-analysis-who-needs-vaccine-booster-shot/?utm_campaign=morning_rounds&utm_medium=email&_hsenc=p2ANqtz--I43VZHWMPAt160TFnQTI-wCfO9tbn12sOZo-YHWbqiHzzTmucu08iKD7qKYz_ddkkw-1bgGJXH5u4hRBjNbDjlQTDMg&_hsmi=415801762&utm_content=415801762&utm_source=hs_email By Helen BranswellApril 27, 2026 Infectious Diseases Correspondent