How Does Marijuana Affect You?
IN THIS ARTICLE
Medical marijuana is now legal in a majority of states. A small but growing number of states and cities have legalized recreational pot as well. Marijuana still is the most commonly used illegal drug in the U.S.
Marijuana has some well-proven benefits, including relief for long-term pain. But smoking marijuana can have some bad effects on your health, including making breathing problems worse.
The federal ban on marijuana makes it hard to study its effects on humans. For example, very little research exists on edible marijuana.
Key Chemicals
Marijuana comes from the dried flowers of cannabis plants.It has more than 500 chemicals. Cannabis can have a psychoactive -- or mind-altering -- effect on you.
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