Delhi daces worse H1N1 swine flu outbreak in years as cases rise

Swine flu or H1N1 virus infection has swept through the Delhi-NCR region, as a survey says more than 50% of households with at least one person is suffering from symptoms like high fever, sore throat, cold and flu, headache, joint pains, and even respiratory issues. Doctors say bad air quality and seasonal transition are the main causes.