Swine Flu: Consult a doctor immediately if you notice these changes in your vision..

Several states across the country, including the Delhi-NCR region, are currently grappling with an outbreak of H1N1, or swine flu. This infection—considered a variant of the Influenza A virus—is proving particularly troublesome for people this time around. Over the past 15 to 20 days, hospitals in Delhi have seen a rise in the number of patients presenting with high fever, cold and cough symptoms, and respiratory issues.