Some doctors say the dicsease progresses in stages, and by the third one, the body harms itself more than the virus does.Learn more about this story atFind more videos like this atFollow Newsy on Facebook: Follow Newsy on Twitter: ace2 receptorsadaptive immunityaffectsbody attacked by viruscoronaCoronaviruscovidCOVID-19COVID-19 immune systemCOVID19doctorhealthhealth care workersIMMUNEimmune responseimmune systemIMMUNITYinnate immunitySYSTEMvideoVIRUSVITAMINvlogYouTubeRelated Posts Did Your Allergies Get Worse After COVID? Watch This February 26, 2026 There may be a universal vaccine in the future. #science #vaccine #doctor February 21, 2026 The Immune Shift No One Explains After COVID February 19, 2026 Doctor Reacts: Covid masks in 2026?! February 19, 2026 ‘Particularly capricious’: Doctor weighs in on undermining of mRNA technology February 15, 2026 COVID’s Hidden Impact: Immune System Triggers Explained #shorts January 30, 2026