Health Officials Say Face Masks Must Have 2 Specific Qualities to Be Effective

Throughout the pandemic, health officials have stressed the importance of wearing face masks to help curb the spread of COVID-19. Doctors say that while they are effective, it's not enough just to put one on.

Dr. Rudolf Kotula, an infectious disease specialist with Methodist Health System, is among the experts explaining what's necessary in masks and their use to help reduce virus transmission.

KMTV: Health officials say face masks must have two specific qualities in order to be effective