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Friday, May 15, 2009

Marijuana potency surpasses 10 percent, U.S. says



Marijuana potency surpasses 10 percent, U.S. says

By Jeanne Meserve and Mike M. Ahlers

The stronger marijuana is of particular concern because high concentrations of THC have the opposite effect of low concentrations, officials say.


In addition, while experienced marijuana users may limit their intake of potent marijuana, young and inexperienced users may not moderate their intake and possibly suffer from dysphoria, paranoia, irritability and other negative effects.

Video Watch more on the increase in marijuana potency »

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