A new study on antibody production shows people who experienced mild illness from COVID-19, developed long-lasting antibody protection. #mild illnessantibodiesAntibodyantibody protectionCoronavirusCOVID-19COVID19covid19 immunityimmune systemIMMUNITYInducedLastingMildpandemicProtectionShowsStudyVaccinevideoVITAMINvlogWKBWYouTube