Category Archives: marijuana

Heavy marijuana use may harm the brain

New NIDA-funded research shows that heavy marijuana use (at least four times per week over the past six months) is linked to adverse changes in the function and structure of brain areas associated with reward, decision making, and motivation.  Heavy … Continue reading

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Secondhand marijuana smoke

People who are exposed to secondhand marijuana smoke may feel a bit of the “high” that comes with using the drug, a new study finds. They may also feel unable to think clearly, and they may even have detectable levels … Continue reading

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Smoking Weed = less Creativity

People sometimes think that smoking cannabis makes them more creative. However, research by Leiden psychologists Lorenza Colzato and Mikael Kowal shows that the opposite is true. Strong cannabis doesn’t work The findings show that cannabis with a high concentration of … Continue reading

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