 So, yeah, get checked out. I don't know what's going on, but I invite you to call us back when they find out what is happening with you. There's a chance they could give you a clean bill of health and say, yeah, take it easy. It's normal that your heart rate goes up with exercise. No biggie. Keep it within reasonable limits. But there may be an underlying heart problem that needs to be corrected. All right, this item, you know,