Masks are harmful and can’t reduce Covid infection rates or viral transmission of any virus: expert
Viruses travel in aerosols that stay suspended in air up to 50 days, finds Stephen Petty (Updated 1/13/23)
Industrial hygienist Stephen Petty gave excellent testimony in the New Hampshire Senate on how masks don’t block aerosols and can’t reduce viral infection rates.
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Unfortunately, many doctors who haven’t had time to read the studies rely on government officials or health administrators issuing scientifically unsupportable masking mandates.
Masks reportedly harm children’s cognitive development.
This might have ill effects on the kidney and other organs.
Pathogenic bacteria and fungi build up on face masks, posing a risk at least to immunocompromised people if not everyone.
Masks also increase the work of breathing to maintain proper gas exchange.
Stephen Petty references
Petty’s PDF handout.
Petty’s November 2022 letter on why N-95 (US) and KN-95 (China) masks don’t work.