05/18/2020
A facemask stops COVID 19 in in the same manner that a chainlink fence stops mosquitoes.
Dr Dennis A Castro B Breathing over and over exhaled air turns into carbon dioxide, which is why we feel dizzy. This intoxicates the user and much more when he must move, carry out displacement actions. It causes discomfort, loss of reflexes and conscious thought. It generates great fatigue. In addi...