Identifying How Nutrients Are Used
Your body needs nutrients to grow and function. What else do nutrients help your body do?
manage the functions of the respiratory system
help move oxygen to the cells
help move fat to the cells
decrease the need for water

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.