Diseases, Conditions, Syndromes

Time to wear a better mask, experts say

As new, more transmissible variants of the coronavirus spread, experts say it's time to consider using a medical-grade respirator, or wearing a surgical and cloth mask together.

Diseases, Conditions, Syndromes

Three-layered masks most effective against large respiratory droplets

If you are going to buy a face mask to protect yourself and others from COVID-19, make sure it's a three-layered mask. You might have already heard this recommendation, but researchers have now found an additional reason ...

Diseases, Conditions, Syndromes

Can coronavirus spread 4 metres?

Recent headlines have suggested COVID-19 can spread up to four metres, drawing into question the current advice to maintain 1.5 metres between people to prevent the spread of the virus.