In recent years, you have heard about the influenza virus; it's a viral infection that puts your nose, lungs, and throat at high risk. The H3N2 flu is a type of this virus. The virus is associated with seasonal flu and harms the respiratory system, including the nose, throat, and lungs. And that is easily spread from one person to another. The virus H3N2 is not new; it emerged in 1968 during the Hong Kong Flu pandemic, which already claimed millions of lives. In 2025, H3N2 made its comeback, and according to NDTV, 69% of households in Delhi-NCR are grappling with viral symptoms. Health advisors have expressed their concerns about the recent cases of H3N2.
According to recent reports, the H3N2 influenza virus is spreading rapidly across the Delhi-NCR region, with a significant increase in