Fair use is a concept in US copyright law that was created to balance the exclusive rights of copyright owners and the needs of everyday users of copyrighted material. Fair use of copyrighted works, ...

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.

Substance use and substance use disorder differ by the frequency of use and the effect on a person’s life. Substance use disorder is a mental health condition. Substance use refers to using both legal ...

Pew Research Center first started asking about internet use internationally in 2002. Twenty years later, internet use among adults in several countries has increased dramatically. The way people use ...

Prefer Newsweek on Google to see more of our trusted coverage when you search. How has marijuana legalization changed the way Americans use it, and what does this mean for public health? As of 2024, ...

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 ...

Healthcare professionals may use topical cocaine in medical settings for its numbing and vasoconstricting (blood vessel-constricting) properties. While people may often associate cocaine with illegal ...

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 ...

Social media use is widespread and continues to grow. The most popular social media site, Facebook, is used by 68% of Americans and the average American spends over two hours a day on social media.