The Economic Times News

Flu symptoms 2025: New variant fuels surge in cases heres what you need to know and what doctors are advising

Flu activity is increasing early across the United States as a new influenza A(H3N2) variant, subclade K, spreads during the holiday season. CDC data indicates doctor visits for fever with cough or sore throat have surpassed the epidemic threshold, confirming flu season has started. Several states, particularly in the Northeast, report moderate to very high activity, with hospitalizations rising quickly in New York.