During a sports training session, is it advisable to wear a face mask to protect oneself from COVID-19?
Physical activity in training involves an increase in respiratory function, so it is not advisable to wear a mask, which may instead reduce respiratory capacity, and also become too moist from sweat, losing its function, as well as becoming an easy target for microorganisms.

15 relevant symptoms that should not be ignored
It is not always easy to draw the difference between minor and intense pain. These situations require medical advice.