K95 and KN95 masks offer best protection against COVID-19: Study

ABC News' Dr. Jen Ashton also speaks on post-COVID-19 infection symptoms, as well as the new research pointing to the use of psychedelics in treating depression. SUBSCRIBE to GMA3's YouTube page: https://bit.ly/3kNlst8 VISIT GMA's homepage: https://abc.com/shows/gma3-what-you-need-to-know FOLLOW GMA3: Facebook: https://www.facebook.com/abcgma3 Twitter: https://twitter.com/abcgma3 Instagram: https://instagram.com/abcgma3 #COVID19 #Masks #Protection