Alarming report: High-potency marijuana linked to brain damage

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A new study finds that high-potency cannabis may damage nerve fibers in the brain.

An eye-opening new studying indicates that toking up might not always be a good idea.

The study, published by researchers at the Institute of Psychiatry at King’s College London, found that high-strength cannabis can damage nerve fibers that handle the flow of messages in the brain, based on scans of people who regularly smoked strong marijuana, according to a Guardian report.

They noticed that there were differences in the white matter that connects the two hemispheres of the brain and carry signals between the two, something not seen in those who did not smoke cannabis or smoked only lesser forms of marijuana.

The scientists think that THC, the active ingredient in cannabis, is responsible for this change. Most forms of cannabis have about 2 to 4 percent THC, but more potent varieties can contain up...

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