The article above cites the following as what happens when one takes heroin….it sounds like something better than sex…But, of course these feelings fade with the addiction and then, maybe, you’ll die.
A short but powerful “rush” and then a high that lasts four to five hours. It is described as a warm, drowsy, cozy state. People report a profound sense of satisfaction, as though all needs were fulfilled. There is also a pleasant state of mild dizziness that is not as impairing as alcohol’s effects, and a sense of ‘distancing’ or apathy toward whatever is going on in the environment.