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Medical research

Marijuana-derived compounds could reverse opioid overdoses

There's been a recent push in the U.S. to make naloxone—a fast-acting opioid antidote—available without a prescription. This medication has saved lives, but it's less effective against powerful synthetic opioids, such ...

Medical research

Early study shows cones in retinal degeneration, thought to be dormant, may retain visual function

New UCLA research in mice suggests that "dormant" cone photoreceptors in the degenerating retina are not dormant at all, but continue to function, producing responses to light and driving retinal activity for vision.

Medical research news

Addiction

Legal cannabis markets linked to increased motor vehicle deaths

A new study from the University of Illinois Chicago has used death certificate data to compare mortality rates in states that legalized recreational cannabis dispensaries with states that only provided access to medical cannabis. ...

Neuroscience

Does exercise really help your brain? Jury still out

It's long been thought that working out helps a person stay sharp, but a new review argues there's little solid scientific evidence for the mental benefits of physical exercise.

Health

Ending THC use may reverse its impacts on male fertility

A 2022 study from Oregon Health & Science University researchers confirmed that chronic use of cannabis may greatly impact male fertility and reproductive outcomes in nonhuman primates—but it was unclear whether the effects ...