Something I've just read -
But here's where it gets tricky: None of the health agencies specify any health conditions that would constitute a mask exemption—and some health professionals don't believe these stated, unspecific exemptions for surgical masks or cloth face coverings are necessary. "There are no known medical conditions aside from a severe skin condition [like a very severe burn that needs medical attention] on your face that would prevent a person from wearing this type of mask,” David Kaufman, MD, pulmonologist and director of the medical ICU at Tisch Hospital, tells Health. “If you can wear a scarf to keep your face warm in the winter, you can wear a mask to prevent the spread of disease