The virus that causes COVID-19 spreads mainly through the air when a person coughs, sneezes, sings, talks or breathes. Virus particles can drift in the air and be inhaled, especially in crowded places ...

Confused about which mask to buy for your child as pollution levels rise? Four paediatric experts explain what parents should ...

A rush of travel for Thanksgiving will lead to new Covid-19 outbreaks. Infection rates are accelerating, and a growing percentage of those hospitalized are over 65. Past waves prompted people to ...