Extended wearing of ffp2 or n95 will reduce vo2 max. Reduction of vo2 max may lead to increased risk of injury. https://www.researchgate.net/publication/342729

Extended wearing of ffp2 or n95 will reduce vo2 max. Reduction of vo2 max may lead to increased risk of injury. https://www.researchgate.net/publication/342729638_Effects_of_surgical_and_FFP2N95_face_masks_on_cardiopulmonary_exercise_capacity https://www.researchgate.net/publication/342729638_Effects_o...