"We need to understand why a simple respiratory tract infection is killing so many people? You don't have to go to a top virologist, any doctor will tell you that if you don't have Vitamin A, B, C, D, E, B6, B12, Iron foliate, Magnesium, Copper, Zinc in your diet, respiratory tract infection, a flue can kill you," he said. COVID-19 Time Great Opportunity for People to Come to Terms with Themselves, Face Own Mortality, Says Sadhguru Jaggi Vasudev.