How close are we to having a vaccine for COVID-19? And how are some of the challenges being addressed as the race to develop it continues.Subscribe to us on YouTube:Follow us on:Facebook: Twitter: Instagram: africaCGTN AfricaCoronavirusCOVID-19COVID-19 immune systemCOVID19immune systemIMMUNITYnewsSearchVaccinevideoVITAMINvlogYouTubeRelated Posts What Happens When the Immune System Learns to Tolerate COVID? January 6, 2026 What Happens When the Immune System Learns to Tolerate COVID? January 5, 2026 So much #research happening!#covid19 #doctor #themoreyouknow #immunity #virus #antibodytesting January 3, 2026 Immune System vs. Viruses: Can We Ever Win? #shorts December 23, 2025 Probiotics, Immunity & COVID – Why I Waited for the Research December 19, 2025 Did Covid Change Your Brain? Doctor Explains December 17, 2025
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