How Effective is Your Face Mask and Immune System Against COVID 19 – Know the Facts – Dr DK Guyer

Learn the facts about the effectiveness of a cloth mask, oxygen levels, carbon dioxide risks, dangers of wearing them in high heat or constantly, and the truth about the CDC guidelines. The immune systems plays a major role in a quick recovery against COVID 19. Join Dr. Guyer for a some valuable information and answers to popular questions.

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