STRESS ELECTROCARDIOGRAM Exercise and Your Heart The heart is a muscle that pumps blood through your body, bringing oxygen to all the cells.
(STRESS ELECTROCARDIOGRAM Exercise and Your Heart; is; a muscle that pumps blood through your body,) (a muscle; pumps; blood; through your body)
STRESS ELECTROCARDIOGRAM Exercise and Your Heart a muscle
is pumps
a muscle that pumps blood through your body,
blood through your body