Depends on which adult it is
Answer:
the body is made up of cells and organs, once pathogen affect one organ, the body is at risk
Explanation:
Disease is as a result when body cells are damaged as a result of infection depending on the particular pathogen and individual susceptibility.
Coordination is the most related
From what i heard, when carbon monoxide is in a person's blood (smoker or non smoker) it can kill you, it is a sign of poison in your blood. With smokers it is worse because they are smoking something that has a high content of carbon monoxide which can cause heart problems, lung cancer, birth defects, etc. So thats what i think
Always think better. For example think of it this way, you may not be alive tomorrow, appreciate what you have.
Also you can just do what you want, once you die, you cant do the things you wanted.