Neuroscience

A new target for marijuana

Cellular-level changes to a part of the brain's reward system induced by chronic exposure to the psychoactive component of marijuana may contribute to the drug's pleasurable and potentially addictive qualities, suggests a ...

Ophthalmology

Study suggests CBD may worsen glaucoma, raise eye pressure

One of the most commonly proposed uses of medical marijuana is to treat glaucoma. But a study from researchers at Indiana University has found that a major chemical component in the substance appears to worsen the primary ...

Medical research

New study debunks claims of a psychedelic cannabinoid

The cannabis plant is complex, with about 100 cannabinoids, or compounds, many of which science still knows little or nothing about. The two most prevalent active ingredients—tetrahydrocannabinol (THC) and cannabidiol (CBD)—have ...

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