Masks do not need to be worn during "vigorous intensity physical activity," the WHO has said. The WHO, or the World Health Organization, made updated guidelines, citing new research. The research says..
WHO Updates
COVID-19 Face
Mask Guidance.
The World Health Organization (WHO) updated the guidance for the first time
in almost six months.
A mask alone, even when used correctly, is insufficient..
Credit: Wibbitz Top Stories Duration: 01:11Published