The people whose kidneys are not functioning properly will have to use the dialysis machine.
This machine acts as an artificial kidney to remove the toxic substances from the blood in order to help the person survive.
Some people need to use dialysis machine because one or both of their kidneys are failed
Kidneys filter the blood , and if , the blood is not filtered toxic substances will acculumate in our body and if these toxic substances are not not removed from our bloodstream we will die .
So to prevent this some people use dialysis machine which filters their blood and removes the toxic substances .