Marijuana | History, Effects, THC, & Legality | Britannica
25 dec. 2025 · Marijuana, drug composed of the leaves and flowers of plants in the genus Cannabis. Marijuana is known by several other names, including pot, grass, and weed. It can vary widely in …
What to know about pot addiction and treatment | AP News
It’s called cannabis use disorder and it’s on the rise, affecting about 3 in 10 people who use pot, according to the U.S. Centers for Disease Control and Prevention. Here’s how to know whether you or …
Know the Effects, Risks and Side Effects of Marijuana - SAMHSA
9 sep. 2025 · Marijuana is a psychoactive drug that contains close to 500 chemicals, including THC, a mind-altering compound that causes harmful health effects. People smoke marijuana in hand-rolled …
Cannabis (drug) - Wikipedia
Native to Central or South Asia, cannabis has been used as a drug for both recreational and entheogenic purposes and in various traditional medicines for centuries.
Why Is Cannabis Called Pot? The History of the Term
What does “pot” mean when talking about cannabis? “Pot” is a slang term that likely comes from the Mexican-Spanish word potiguaya, which refers to a cannabis-infused drink.
Cannabis Frequently Asked Questions | Cannabis and Public Health
31 jan. 2025 · Answers to the most frequently asked questions surrounding cannabis.
Marijuana - Mayo Clinic
15 aug. 2025 · People sometimes use cannabis to treat health conditions. This is known as medical cannabis, also called medical marijuana. Cannabis contains chemicals called cannabinoids, which are …
Cannabis (Marijuana) | National Institute on Drug Abuse (NIDA)
24 sep. 2024 · In recent years, there have been big increases in the variety of cannabis products and how much THC they have, as well as a greater variety of ways people can consume them. Unless …
Marijuana (Cannabis, Weed): What It Is, Side Effects & Risks
Marijuana is a mind-alerting substance that comes from the Cannabis sativa plant. Other names for it are weed, pot and dope.
Marijuana: Effects, Medical Uses and Legalization - Drugs.com
Marijuana is used as a psychoactive, mind altering recreational drug and for certain medical ailments. The active agent that leads to the "high" is THC (delta-9-tetrahydrocannabinol). According to the …