A sharp spike in H3N2 flu cases is sweeping India, with Delhi-NCR most affected—about 70% of households in the region now report at least one member sick with fever, cough, or fatigue. Health experts warn the outbreak is more severe and persistent than usual flu waves, urging hygiene, mask use, and early diagnosis to prevent further spread. Follow [onevisionmedia.in ] to stay informed and updated❗ . . #onevisionmedia #onevision #india #facts #trending #breaking #H3N2 #fluoutbreak #healthalert #delhi #viralfever #influenza