When the mask mandate was lifted from Mass General Brigham in May '23, hospital transmission of resp virus went up. When the mandate was re-instituted in Jan '24, infection rates went down. www.news-medical.net/news/2024052...
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Study confirms face masks' effectiveness in reducing disease transmission, calls for improved public understanding
Researchers reviewed the benefits, practicalities, and harms of masks and masking, finding that masks are effective in reducing respiratory disease transmission despite some adverse effects, and empha...