[McGavin999]

If they require that in Phoenix there will be people dropping of heat stroke. You can barely breathe in a mask when it’s onstage a hundred or so, if they make you wear one in June or July when temperature can be 110 to 120 people will die.

[familyop]

"If they require that in Phoenix there will be people dropping of heat stroke. You can barely breathe in a mask when it’s onstage a hundred or so, if they make you wear one in June or July when temperature can be 110 to 120 people will die."

How would a little cloth mask on the face appreciably raise a human being's body temperature, especially if the outside air temperature is higher than the body temperature?