There are several factors that affect the immune system and how well it will protect us from viruses and pathogens. Watch to learn more!~ Chantale, Registered Holistic Nutritionist#immune health #immunity #covid-19 AffectIMMUNEImmune Healthimmune systemIMMUNITYSupport the immune systemSYSTEMvideoVITAMINvitamin immunityvlogYouTube