Here's how the CDC tried to use bad science to convince people to wear masks during COVID

Extensive research reveals the CDC's weekly publication drew unsupported conclusions about mask effectiveness based on ...
Medical Xpress

Study finds increased exposure to alcohol-based sanitizers reduces masks' effectiveness

Experimental setup for exposing respirator test samples to alcoholic vapor (EtOH) emitted by an automatic hand sanitizer dispensing station via the release and use of gel hand sanitizer. Credit: DOI: ...
WTVF

Yes, your homemade mask is effective; study shows which ones to avoid

As students return to school and employees head back to the office all with new safety protocols likely including wearing a mask, a new study from Duke University explores which masks are more ...
Hosted on MSN

How effective are face masks against flu spread?

People on public transport are wearing face coverings again, while hospitals are asking staff and patients to mask up. Not just a blast of nostalgia for 2020, it’s due to a strain of flu rampaging ...
News Medical

Cloth masks not very effective in offering protection against air pollution, study shows

Results of a new study by environmental health scientists at the University of Massachusetts Amherst suggest that inexpensive cloth masks worn by people who hope to reduce their exposure to air ...