Studies of gay male methamphetamine users who are also HIV-positive indicate that 90% reported that their motivation for use was to enhance sexual pleasure.
After being in a state of euphoria from drug use, individuals going through withdrawal after cessation of use of the drug may crash and become depressed.
Using a combination of several different types of anabolic steroids is a practice commonly referred to as "stacking."
The rate of current marijuana use among American youth aged 12 to 17 has been increasing in recent years and in 2009 was 7.3, and rose again to 7.4 percent in 2010.