They keep you alive
It keeps you in shape
It can help you be strong and not do addictive things
It could be <span>Loud noise exposure</span>
The answer to this question is C
The answer is A. Quit smoking.
Smoking affects the lungs terribly which can greatly affect your heart since they are both part of the cardiovascular system.
EDIT: To further explain, smoking affects your respiratory system (lungs, bronchioles, etc.) however the cardiovascular system depends on the respiratory system. Overall they both keep blood flowing through the arteries of the body. Smoking damages the lining of your arteries, leading to a build up of fatty material which narrows the artery.
Answer:
People refer to marijuana as the great social experiment because not only does it help people but it tents to make people more social or more closed off
Explanation: