Teens who use cannabis may face a substantially greater risk of developing serious mental health conditions, including psychotic and bipolar disorders, according to a study of more than 463,000 ...

For millions of people, cannabis has become the unofficial prescription for lost sleep. But what feels like a solution may be quietly making the problem worse. Consider these two cases: She is 15 and ...

Until today, the federal law that prohibits "unlawful users" of controlled substances from possessing a gun was generally understood to cover all unlawful users of marijuana. But in a landmark ...

Please provide your email address to receive an email when new articles are posted on . Studies have indicated that marijuana has a bronchodilator effect. The study included patients who were ...

Monica Romano was 13 when she first tried cannabis in the 1980s. It started out as a social way to spend a Friday night behind the bleachers at football games, she said, but it soon became a daily ...

If your hanging baskets aren't looking all that lush lately, and it feels like you're spending all your free time keeping them hydrated, it might be time to rethink your potting mix. Lugging around a ...

The government recently loosened medical marijuana rules. Experts separate fact from fiction about the drug’s safety and benefits. By Roni Caryn Rabin President Trump recently loosened restrictions on ...

The federal government has changed its view of marijuana’s dependence and abuse risks, causing some confusion about what that means for Americans. Like heroin, ecstasy and LSD, marijuana was formerly ...

Cannabis use among teenagers is linked to delayed cognitive development and worse memory over time, the largest US study to date showed. In an analysis of over 11,000 teenagers, cannabis use was ...