A Physical Therapist Assistant is working with a 75 y.o. pat…

A Physical Therapist Assistant is working with a 75 y.o. patient who is two weeks post Myocardial Infarction. Baseline vital signs are measured as follows: BP 120/72, HR 72 bpm, RR 14. After initiating exercise on the Nu Step for a few minutes, the patients RPE is 6 out of 20, BP 132/70, HR 80 bpm, and RR 20. How should the therapist proceed?