About many confusing aspects of COVID 19. Please Note : Contacts have to give their swab test between the 5th and 10th day after first contact (Not the latest contact, as I have said in the video) with a person suspected/proven to have COVID 19. CLEARINGconfusionCoronaviruscovidCOVID-19COVID19immune systemIMMUNITYvideoVITAMINvitamin covid19vlogYouTubeRelated 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