Question

a warm - up routine consists of a period of activity that slowly prepares the body for more exercise, especially the, by increasing the amount of going to the muscles and by raising body. heart temperature non - strenuous vigorous breath muscles blood oxygen

Explanation:

A warm - up routine is a non - strenuous activity. It prepares the body for more vigorous exercise. The heart is an important organ in this process. Blood carries oxygen to the muscles. Raising body temperature is also a part of the warm - up.

Answer:

non - strenuous, vigorous, heart, oxygen, temperature