The odds of non-smokers are lower then smokers.
The difference between drugs and medicines is pretty basic, but a lot of people often interchange them. The main thing that differentiates them are their legality and society's perception of them. Both are used for the treatment or cure of diseases, but drugs have a more stimulating and addictive effect to the body than medicine. On the other hand, medicines generally don't have such effects.
Mostly because sometimes the people are doing something just because of the impulse and they would not think it over therefore making poor choices <span />