Dr. Fauci speculates on future use of masks in the winter (when vitamin D levels are low)
May 9, 2021
"“So it is conceivable that as we go on, a year or 2 or more from now, that during certain seasonal periods when you have respiratory-borne viruses like the flu, people might actually elect to wear masks to diminish the likelihood that"
Overview Colds and flu and Vitamin D

Previous Coronavirus infections in hospitalized pediatric patients with acute respiratory tract disease - 2012 DOI: 10.1186/1471-2334-12-365

Respiratory viral infection (RSV) and low vitamin D - many studies Saudi Arabia

Clear Association between Influenza and low Vitamin D - March 2020

Influenzas – both seasonal and pandemic – increase in the winter (low vitamin D) – Dec 2010

COVID-19 treated by Vitamin D - studies, reports, videos
- {include}