Below are some questions answered by Dr. Leong Hoe Nam, Infectious Disease Specialist, from Mount Elizabeth Novena Hospital, Singapore. How does COVID-19 spread? Much like familiar cold viruses or influenza, COVID-19 spreads primarily by respiratory droplets, which come out through saliva or when we sneeze. It is not in the air. What treatments exist to help COVID-19 patients? Most of the time, supportive care (i.e. adequate hydration, food and oxygen when needed) will work f