The first level of the myactivity pyramid is reserved for
a. rest.
b. strength training or stretching.
c. aerobic activity.
d. everyday activities.

answer; i do believe the correct answer is (25) times faster;

answer; i believe the correct answer is (secondary prevention);

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.