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The Science Behind Boosting Your Immune System
00:00 - 02:06 (02:06)
Dr. Roger Schwelt discusses the significance of vitamin D in treating COVID-19 and other illnesses, natural remedies based on science to boost immunity, and contrasts showers.
Dr. Roger Schwelt discusses the significance of vitamin D in treating COVID-19 and other illnesses, natural remedies based on science to boost immunity, and contrasts showers.