Before beginning a vigorous aerobic exercise routine, all adults should

Aundergo a thorough physical examination.
Bchange their daily eating habits.
Csuccessfully lose five pounds.
Dhire a personal trainer.

Verified Answer :

W0lf93

In the question "Before beginning a vigorous aerobic exercise routine, all adults should" the correct answer is "undergo a thorough physical examination"
Undergoing a thorough physical exercise will help you to ascertain if there is any underlying condition that will be affected by your vigorous aerobic exercise such as heart disorders.