Which principle states that a greater-than-normal stress load on the body is needed for the body to adjust to training?
a. reversibility
b. progression
c. individualization
d. overload

Which question should you ask to evaluate the credibility of health information? a.) does the article contain illustrations? b.) is the information up to date? c.) is the information available online? d.) is the information written in the united states?

Which term defines one's age as measured by how well the body is working? chronological age biological age social age mental age

Explain why hiv is a life-threatening sti.