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

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

Scientists design a rechargeable N95 mask with a custom fit

In the early days of the pandemic, amidst all the uncertainty, one thing was for sure: N95 masks—the personal protective respiratory devices that filter out viruses, bacteria, and wildfire smoke—were in short supply. ...

Diseases, Conditions, Syndromes

How to prevent COVID-19 'superspreader' events indoors this winter

The second wave of COVID-19 has arrived. Cases are spiking in most European countries, Canada is seeing the number of daily cases exceed the first peak in April/May and the United States is facing a potential third wave.

Health

Health risks of breathing in wildfire smoke

Breathing for residents across the west coast of the U.S. is becoming increasingly difficult as wildfires continue to spread across large portions of several states, according to news reports.

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