UD Associate Professor Mellissa Gordon finds that frequent social media use is associated with decreased academic achievement among early adolescents While most people think about older teens and ...

Contrary to expectation, a major study found that weed use among minors was lower in states where the drug was legal. By Matt Richtel With weed these days, it’s a Willy Wonka world: chocolate bars, ...

The image on the billboard that appeared in downtown San Francisco in early 2020 would have been familiar to anyone who’d ever seen a beer commercial: Attractive young people laughing and smiling as ...

The drug, legal in much of the country, is widely seen as nonaddictive and safe. For some users, these assumptions are dangerously wrong. By Megan Twohey Danielle Ivory and Carson Kessler The ...

To better understand which social media platforms Americans use, Pew Research Center surveyed 5,022 U.S. adults from Feb. 5 to June 18, 2025. SSRS conducted this National Public Opinion Reference ...

Teens who start using cannabis before age 15 are more likely to use the drug often later in their lives. They are also more likely to develop mental and physical health problems in young adulthood ...

Substance use disorder (SUD) affects a person’s ability to control their use of alcohol or drugs. SUD can affect various areas of a person’s life, such as work, school, or family responsibilities.

Not long ago, tracking the spread of a virus by sampling wastewater counted as a novelty in the United States. Today, wastewater monitoring offers one of the most comprehensive pictures anyone has of ...

Get inspired by a weekly roundup on living well, made simple. Sign up for CNN’s Life, But Better newsletter for information and tools designed to improve your well-being. With the first generation of ...

To better understand Americans’ social media use, Pew Research Center surveyed 5,733 U.S. adults from May 19 to Sept. 5, 2023. Ipsos conducted this National Public Opinion Reference Survey (NPORS) for ...