Answer:
The answers are:
causes you to breathe harder
increases blood flow to the muscles
conditions the heart
lengthens the myofibrils
Explanation:
Stretching is not a complement to training, but is part of it. Stretches prepare the muscles before exercise. Stretching and tensing the muscles prepare them for physical exertion. Stretches help circulation and decrease muscle tension. They also improve our mobility, achieving greater agility when exercising. With stretching you can increase flexibility, to avoid injuries.
