Immunology

Marijuana: The allergen you never knew existed

Growing up, you may have been given reasons for not smoking marijuana. What you may not have heard is that marijuana, like other pollen-bearing plants, is an allergen which can cause allergic responses.

Health

Alaska becomes 3rd state with legal marijuana

(AP)—Smoking, growing and possessing marijuana becomes legal in America's wildest state Tuesday, thanks to a voter initiative aimed at clearing away 40 years of conflicting laws and court rulings.

Health

Maternal pot use under microscope in Colorado

Marijuana use by pregnant or nursing women might seem like a no-brainer of a bad idea, but a proposal in the state of Colorado to step up such warnings is raising concern because of limited research on the dangers.

Health

Obese or overweight teens more likely to become smokers

A study examining whether overweight or obese teens are at higher risk for substance abuse finds both good and bad news: weight status has no correlation with alcohol or marijuana use but is linked to regular cigarette smoking.

Health

Regular marijuana use bad for teens' brains

Frequent marijuana use can have a significant negative effect on the brains of teenagers and young adults, including cognitive decline, poor attention and memory, and decreased IQ, according to psychologists discussing public ...

Health

NIDA offers tools for talking to teens about marijuana

Two updated booklets about marijuana for teens and their parents will help families sort out marijuana myths from science-based facts. The revamped tools come from the National Institute on Drug Abuse (NIDA), part of the ...

Addiction

School drug tests don't work, but 'positive climate' might

School drug testing does not deter teenagers from smoking marijuana, but creating a "positive school climate" just might, according to research reported in the January issue of the Journal of Studies on Alcohol and Drugs.

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