More doctors double down on double masking We've always been told two is better one and now more doctors are supporting "double masking." Research shows wearing two masks can offer more protection than one. Author: Heather Hope (Reporter) Updated: 5:17 PM PST January 30, 2021 SAN DIEGO — More doctors are doubling down on double masking. Dr. Michael G. Schmidt, Professor of Microbiology and Immunology at the Medical University of South Carolina says "more is better, any barrier that you can put in place between you and the virus will protect you.” Our nation’s top medical officials are also saying two are better than one.