Answer: injury
Explanation: becauseyou used it to much so its an injury good luck
The answer is D because of smoking and the smoke fills places and the smoke is dangerous to breathe in. If you are younger than 18 and are using drungs it is against the law to do that. Finnally they increase spread of disease because you could have too much drugs.
hope this helped :)
alisa202
Is the answer for the riddle <em>love?</em>