The presciption drug Adderall? It's not just for people with ADHD anymore ... at least, that's what college kids are saying on Twitter. A new study from the Journal of Medical Internet Research found 213,633 tweets from 132,099 unique user accounts mentioning "Adderall," peaking during college and university final exam periods. Other findings: 12.9 percent mentioned an alternative motive for taking the drug in the same tweet. The most common substances mentioned with Adderall were alcohol (4.8 percent) and stimulants (4.7 percent), and the most common side effects were sleep deprivation (5.0 percent) and loss of appetite (2.6 percent). "If people are having a conversation about this online, it creates a social norm that encourages the behavior," lead study author Carl Hanson said in Deseret News. Study