The continuous nature of physical fitness concept ?

physical fitness is something that requires regularity and determination. You cannot overlook this once you achieve your goal, rather you need to do it every day. Physical fitness is the sum of all the choices you make regarding your lifestyle. Things like, what you eat, the amount of time you work, exercise and other factors like stress, lack of sleep can affect your physical fitness.  

You need to constantly work on it in order to improve your physical fitness, as a result, it has a continuous nature

the answer is:

i had an assignment in the biology course where i should write a few paragraphs about an experience. the teacher didn't give us a rubric. if i had one i could have paid closer attention to the criteria that has the highest scores. this could have improved my grade.

hope it !