Also. >> good point. >> be careful with that. always keep hydrated. >> how do you know if your body needs the snaalt? how do you know it's not a taste thing but your body craving, needs is salt? somebody? >> well, i think, you know, depending on what goes on, on these diuretics or work out a lot, you're fatigued, you will have ab nominal pain and symptoms and the doctor will check your blood and will show up. the first lab to get is something called sma-7 and sodium is really low. as a urologist, years ago we used to see this doing prostate surgery and post-operative see this and we don't see ...