Whether enjoyed in cigars or kreteks, snus or hookahs, cigarettes or beedis, dipped, chewed, or sniffed, tobacco is used by more than 1 billion people across the world (WHO). The addictive nicotine found in tobacco provides pleasure to its users by triggering the release of opioids and dopamine in the brain (Smoking).

Researchers are exploring medicinal and nutritional uses for tobacco, which has been identified by economists as one of the top ten crops grown in the United States according to its market value.  December 2012 . . .  Tobacco


Links checked August 2018.