 And the answer is because I want to see what happens to your blood pressure when you go from sitting to standing. Right. Because that is a super good clue for me to see if you're overwhelmed with stress. Yep. If your stress level is real high. I mean, how can you tell? Do you feel stressed? No, I feel fine. Yeah, but what you feel or you say, oh, I'm crushed with stress. But you may or may not be. But your body might not be. Yeah, your body might not be. And I want to be able to see it for real. Yeah, you want to see the body's response.