Which of the following is not a goal of the “exercise is medicine” program?
a. instruct doctors in writing prescriptions for exercise
b. raise public awareness of the need for a physically active lifestyle
c. emphasize the medical importance of exercise to physicians
d. all of the above are correct

exposure to hazardous carcinogens and toxic substances can cause breathing problems, such as copd and various types of cancer. it also increases the risk of heart attacks and strokes and has serious (but no less unattractive) side effects, such as aging, yellow teeth, a terrible smell and damage to the vocal cords.