Is stretching Exercise?

cells in the muscles

muscle fibers

can be damaged during exercise

myofibrils

how far a body part can move in any direction

range of motion

injury and shortening of the myofibrils

scarring

improves the health of the muscles

stretching

Exercise improves the health of:

the heart the lungs the muscles

Flexibility activities:

are exercise

Some of the ways stretching affects the muscles include:

decreased recovery time increased range of motion all of these increased blood flow

Muscle fibers move back and forth during _____.

exercise

If stretching is done during the cool-down, it can help the muscle _____.

increase flexibility

Select all that apply. Why is stretching considered exercise? (Mark 3 answers)

increases blood flow to the muscles helps heal the muscles lengthens the myofibrils

Scarring in the muscle:

is improved by stetching

A by-product of exercise is:

lactic acid

removed by the blood

lactic acid

Flexibility activities should be recorded in your activity log.

True