These signs, similar to those of intoxication ... and many experts in fact view relapse as a normal part of the recovery process. Cocaine use is back and more dangerous than ever.

Repeated cocaine use leads to loss of blood supply to the ... but there may be no other outward signs of the enormous rise in blood pressure. The rise in blood pressure is not permanent, but ...

What are physical signs of addiction ... psychomotor retardation (heroin) or jumpiness (cocaine). Substances users often become so preoccupied with getting and using that they forego eating ...

However, while the United States' war on drugs continues (albeit with signs of de-escalation in some states), analysis shows ...