What is the difference between aerobic and anaerobic fitness?

Examples of aerobic exercise include swimming laps, running, or cycling. Anaerobic exercises involve quick bursts of energy and are performed at maximum effort for a short time. Examples include jumping, sprinting, or heavy weight lifting. ... Oxygen is your main energy source during aerobic workouts.

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.