It doesn’t matter if you drink less or use the restroom beforehand. Experts say it happens to all swimmers It doesn’t matter if you drink less or use the restroom beforehand. Experts say it happens to all swimmers I’m midway into my hour-long swim when it hits: I really have to pee. This always happens. It doesn’t help to curb my morning coffee or use the restroom beforehand. My bladder doesn’t care. Why does this happen? “It’s a normal physiological response by the body to being immersed in