More Teens Think Pot Is Safe, Alcohol and Drug Use Down, Survey Finds

More teens think pot is safe, alcohol and drug use down, survey finds
Fewer adolescents think smoking pot is risky than a decade ago, but the use of other drugs, including “bath salts,” Ecstasy and tobacco, dropped in the same period, according to an annual nationwide survey. The Monitoring the Future survey, funded by …
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Heavy dagga use 'shrinks' teen brains
It is possible that the abnormal brain structures reveal a pre-existing vulnerability to marijuana abuse. But evidence that the younger a subject started using the drug the greater his brain abnormality, indicates marijuana may be the cause, Smith said.
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