Quixplained: What is bird flu and how does it spread?

Bird flu in India: What is this infection and how does it spread? When did it begin affected humans? What are the symptoms, treatment and precautions? Take a look. Several states are scrambling to contain bird flu, including Kerala, Rajasthan, Madhya Pradesh, Haryana, Himachal Pradesh, Delhi and Maharashtra. Bird flu or avian influenza is a […]