Public Health England (PHE) Senior Medical Adviser Dr. Susan Hopkins explained that wearing three layers helps reduce virus transmission. “The more layers you have, the better,” she said during a government briefing on Monday, March 1.
The U.K. government mandated that masks and other face coverings be worn on public transportation back in July 2020. This was extended to include physical shops the next month. Government guidance said masks should ideally be at least two layers of fabric, with more than that number recommended.
Hopkins’ remarks followed that of American infectious disease expert Dr. Anthony Fauci, who recommended wearing multiple masks for more protection. The director of the U.S.