In order for a physical barrier to be effective in preventing infection, the barrier must prevent the substance from entering the body, trap the substance when it first enters the body, or flush the substance out of the body.
It
has been David's dream to go to college ever since he can remember. One
of the ways he relieves the stress of writing essays and taking exams
is by playing on his high school basketball team. However, lately he has
noticed that practice has been getting in the way of his study time. He
doesn't know what to do. Who would be the best person for him to
approach for advice?
His basketball
coach
The answer is health education.