New Delhi, Sept. 17 -- The H3N2 flu outbreak is spreading rapidly in the Delhi-National Capital Region (NCR). A recent survey by community platform and citizen pulse aggregator LocalCircles show that 50% to 70% of households in the area have had at least one person with flu-like symptoms in recent months. Health experts warn that this strain can cause people to feel weak for longer than usual. This is especially dangerous for vulnerable groups like children, older adults, and people with existing respiratory issues. The survey with 11,000 participants shows that the flu outbreak has increased significantly in Delhi, Gurugram, Noida, Faridabad, and Ghaziabad.

Key findings include:

In Delhi, at least 54% of households report one member ex...