Question

why is it asked to cover ones mouth and nose with handkerchief while coughing and sneezing? ​

Answer 1

Answer:

it is asked So because the germs bacteria can travel through air medium and can enter our mouth which would cause cold and cough to the infected body

Answer 2

Answer:

Hey here is your answer

To avoid spreading flu germs, cover your mouth and nose when you sneeze. ... The flu virus is passed from one person to the other through fluids from mouth and nose secretions. When we cough and sneeze, those droplets go into the air.

Hope it will help you:)