Doctors say it's possible to get hooked on pot. There's a widespread misconception that marijuana is not addictive, and it's expanded as a growing number of states legalize pot.

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.

Sep 9, 2025 · Marijuana is the most commonly used illegal substance in the U.S. and its use is growing. Marijuana use among all adult age groups, both sexes, and pregnant women is going up. At the …

Dec 23, 2024 · What Is Marijuana? Marijuana — also called weed, grass, or pot, among other names — is a mind-altering substance that comes from the cannabis plant.

Dec 25, 2025 · Marijuana is known by a variety of other names, including pot, tea, grass, and weed. It is usually dried and crushed and put into pipes or formed into cigarettes (joints) for smoking.

Aug 15, 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 …

Consumption of marijuana leads to a psychoactive drug effect. Do not drive, operate machinery, or perform other hazardous activities while using cannabis (marijuana). It may cause dizziness, …

Dry, shredded, green/brown mix of flowers, stems, seeds and leaves from the cannabis sativa plant. THC (delta-9-tetrahydrocannabinol) is the main ingredient that produces the psychoactive effect. …

Sep 24, 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 …

Apr 17, 2025 · Marijuana (cannabis) can be problematic for some individuals who use it. Despite relatively widespread perceptions that would suggest otherwise, frequent marijuana use is …