Michelle's son went to a friend's house and came back with COVID-19, spreading it to others in his family, including his father, who's still in the ICU. She shares her message for those who refuse to wear masks with WebMD Chief Medical Officer Dr. John Whyte -- watch the full video here: https://wb.md/2ZWhDa7 | WebMD

Does it make a difference which COVID vaccine you get? WebMD Chief Medical Officer Dr. John Whyte explains what you should know. | WebMD