when you are on dialysis you have watch what you eat and sometime how much liquid you take in. some people can have more than others like the ones who are on pd dialysis they can have more because the fluid is taken off every night that you take your treatment I personally prefer the pd you do your treatment while you ae sleeping ad the next morning your day is free to do as you please talk to your Dr or your nurse at your dialysis clinic to get more information..take note you have to be very