Marijuana or herbal cannabis is derived from the bhang plant. Hashish is a more potent form and comes as resin.
Recreational use of marijuana in colleges is at an all time high. Majority of young people use it for it's relaxing abilities and the high that comes with use.
Unfortunately for quite a few youngster's it brings on strong anxiety, panic attacks, paranoia incl. Hallucinations and other perceptual abnormalities.
For some these symptoms last from a few hours or days. Unfortunately, for some this is the start of a long-term serious mental illness like schizophrenia or bipolar disorder.