Research confirms you can become hooked on marijuana. However, scientific research has not yet confirmed these benefits and more research on this topic is being done. What is known is that smoking marijuana can cause lung damage. Smoking can actually increase feelings of stress and nervousness. There is no safe form of tobacco.
Smokeless tobacco can cause mouth, cheek, throat, and stomach cancer.
Smokeless tobacco users are 50 times more likely to get oral cancer than non-users. Those smokeless tobacco users who don't develop some type of cancer are still likely to have signs of use, like stained teeth, bad breath, and mouth sores. Only if you think bad breath, smelly hair, yellow fingers, and coughing are sexy. While the number of cocaine users has decreased from what was witnessed in the mid-1980's, there have been nearly 2 million cocaine users every year since 1992. Both cocaine and crack are powerfully addictive.