Answer:
because of their metsbolism
Explanation:
people who are more physically active tend to have a faster metabolism than those who are not. thus, their bodies break down foods faster and process those nutrients at a quicker pace than the latter.
When you're measuring the pulse and it is WEAK and RAPID, that is known as THREADY.
When you're measuring the pulse and it is STRONG and FULL that is know as BOUNDING.
Thready and bounding are just synonyms for strong and weak.
The human body has 4 chambers (<span>two upper chambers (the atria)
and two lower ones (the ventricles).</span>