If you have PACs, they will not distort information, and if anything, having the PACs while wearing the monitor will provide valuable data to your doctor in terms of how your heart
is functioning. An extremely rapid heart rate
very early in exercise may be something your doctor wants to investigate. Have you had a stress test? Echocardiogram? If you have no other symptoms, such as shortness of breath, pain or dizziness, you are likely fine to continue working out.