The drug categories with the largest number of past year initiates among drug using individuals aged 12 or older in 2010 were marijuana (2.4 million) and nonmedical use of pain relievers (2.0 million).
Magic mushrooms may create a dreamlike state even though someone is awake.
There were 140,000 past year initiates of heroin among individuals aged 12 or older in 2010 in the U.S., showing no significant change from 2002 & 2009 estimates.
It is estimated that 7% of high school seniors in the nation had tried Ecstasy at least once.