If the substance is physically addictive, they would experience withdrawal.

Some things are very dangerous to stop after being on them for a period of time, including many common Rx medications, and sudden withdrawal leads to very serious health consequences, even death in some cases.

Enough studies have been done with rodents, and other animals to show that addiction is physical in mammals. Even chimps can get hooked on tobacco.
Breukelen advocaat Reviewed by Breukelen advocaat on . An interesting thought on addiction Last night me and my brother were good and high after smoking a big doob, and as such we started contemplating the little abstract concepts in life as per our usual roughtine when high. So a thought occured to us on addiction. Please keep in mind, no substances are to be named here, just the notion of being addicted. As we all know, when one becomes addicted (both physically and psychologically) to a substance, there is an overwhelming craving to injest it again, a need to have it again so Rating: 5