Marijuana: Breaking Down the Weed

Quick Facts

Marijuana can treat glaucoma, reverse the carcinogenic effects of tobacco and improve lung health or even help control epileptic seizures.
. New test show that marijuana smokers have impaired ability to kill tumor cells

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Does marijuana rot your brain?

In terms of marijuana and its effects on brain cells, or neurons, there is little evidence to suggest that any of the active ingredients in the marijuana plant administered at doses appropriate for human consumption have neurotoxic effects.