If you are concerned about censorship by big tech regarding health information, there is a website that you may be interested in. It's the Citizen's Council for Health Freedom and the link is ​https://www.cchfreedom.org. 

It’s important to get the most current up to date information direct from the regulators. This Link will take you to guidance on wearing masks in health care settings, which is important in light of recent CDC and OSHA statements. 
https://www.aha.org/news/headline/2021-05-17-cdc-masks-still-required-health-care-settings