Chronic kidney disease, high blood pressure and diabetes slowly destroying your kidneys ability filter out potassium ( K+). If you have too much K+ you can have a heart attack. If your kidneys fail people will need dialysis and dialysis cost $55B a year in the US. $25B is for 2-3 hospital visits a year. If we focus on eliminating 1 ER visit through the use of our sensor over the weekend (long inter) dialytic period we can save billions