Last night, while marissa was at a party, she smoked a cigarette. immediately, she noticed that her heart rate went up. why was this? she was having fun at the party. she was having a cardiorespiratory response. she was enjoying smoking her cigarette. she was emotionally prepared to smoke.

She was having a cardiorespiratory response.

Well if you pick a machine to work on and that's gonna be your exercise if you don't stick to that machine your muscle strength your muscle mass rather will change because you haven't been doing it you change something in your exercise routine which changes your body's form of dealing with things for example you might become weaker or stronger depending on what kind of exercises you do in whether or not the machine you picked actually your muscles grow.