> Wearing it may help, and doesn't hurt. At worst, it is mildly inconvenient. Your second statement is subjective. Regarding your first statement, there are re

> Wearing it may help, and doesn't hurt. At worst, it is mildly inconvenient. Your second statement is subjective. Regarding your first statement, there are real and potential negatives: Airflow restrictions on people with COPD/asthma, fogging glasses can cause vision obstruction, tendency to draw closer to hear conversation, false sense of safety, skin irritation, infection if not properly washed, to name a few.