The barriers to exercising are classified as excuses. Excuses like ones physical attributes shouldn't be an excuse to not exercise but a motivator. Time management is another barrier that is classified as an excuse. Even if someone has school or work there is a part of the day that can be used for exercise. Exercising doesn't always have to be an hour in the day.
<span>When a physical need has been achieved to a drug or alcohol, this is referred to as dependence or addiction. The endocrine system toxicity dependence or addiction motor function issues. Hope this answers the question. Have a nice day.</span>