We describe two cases of spontaneous pneumothorax in young healthy adults with no underlying structural lung disease. The onset of pneumothorax was following physical activity including playing musical instruments and blowing of balloons. There is sparse data evaluating the pathophysiology of primary spontaneous pneumothorax in relation to increased mouth pressures. https://www.jmannino.com/super-save-NFL-Chicago-Bears-Blast-iPhone-14-Plus-Skin-p41373-big-savings/