This week in health: the Covishield vaccine story, all about the new FLiRT variants, ICMR’s dietary guidelines and whether bird flu has the potential to turn into the next pandemic. This week in health: the Covishield vaccine story, all about the new FLiRT variants, ICMR’s dietary guidelines and whether bird flu has the potential to turn into the next pandemic. Health Health News, Wellbeing Tips, Diseases, Treatment and Nutrition | The Hindu