 And it gives me kind of an average of how I do it because those sites are all a little bit different. I know from doing it, it can get a little different in different sites. So use your thirst mechanism and consider tasting your sweat. So when we come back, we'll talk more. I'll take a few calls if you're on hold. Stay with me. We'll grab you on the other side. But we're talking multivitamins. Are they beneficial to your health? There's been some studies that have come out. What about supplements? What is the best way to...