Extended wearing of mask, which has become a part of routine life, has led to the emergence of 'mask fatigue'. Mask fatigue is defined as the lack of energy that accompanies, and/or follows prolonged wearing of a mask. This communication describes the various aspects of mask fatigue, and shares pragmatic tips on its reduction. This discussion is relevant to all health care professionals and to general public to some extent, in the present scenario.
Keywords: COVID 19, hypoxia, mask, N 95, fatigue, CO2 retention.