DURHAM, N.C. -- Don't let those Hershey's cravings carry you away -- chocolate stimulates the same receptors in the brain as marijuana.

Don't follow John Travolta and plunge an adrenaline needle into someone's heart to reverse an opiate overdose -- that "Pulp Fiction" scene was simply incorrect.

Don't get high the day before a calculus exam -- marijuana impairs short-term memory for two days.

These are just a few of the tidbits in "Buzzed," a sort of Betty Crocker book for the recreational drug world. In it, three Duke University scientists -- whose motto is "Just Say Know" -- dispel the misconceptions and myths about used and abused drugs from alcohol to Ecstasy.

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