Chronic marijuana use by teenage boys does not appear to be linked to later physical or mental health issues such as depression, psychotic symptoms or asthma, according to a study published by the American Psychological Association.
A study of Internet pornography users suggests a person's own feeling of being addicted to online pornography drives mental health distress, not the pornography itself.
A new UT Dallas study has found that having family or friends involved in crime was the best predictor of whether a youth offender would become a long-term marijuana user or heavy drinker.
Adolescents who saw advertising for medical marijuana were more likely to either report using marijuana or say they planned to use the substance in the future, according to a new RAND Corporation study.
Young and single men are at risk of being addicted to video games. The addiction indicates an escape from ADHD and psychiatric disorder.
The medical community may be inadvertently creating a new generation of illegal, recreational drug users by prescribing anti-anxiety or sleep medications to teenagers, say University of Michigan researchers.
New research findings from a study of 634 couples found that the more often they smoked marijuana, the less likely they were to engage in domestic violence.
(HealthDay)—College students who smoke marijuana appear more likely than their peers to skip classes—which eventually leads to poorer grades and later graduation, a recent study suggests.
Periods of economic uncertainty tend to influence drinking problems among people who lose their jobs, as some turn to alcohol due to stress or because they have more free time and fewer responsibilities.
It is not only prenatal drug exposure, but also conditions related to drug use that can influence negative behavior in children, according to a new study from the University at Buffalo's Research Institute on Addictions.