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1 .This is Scientific American 60-Second Science. I'm Sophie Bushwick. Got a minute?
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2 .Medical marijuana helps treat disorders such as chronic pain, nausea and seizures.
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3 .Unfortunately, it can also...um...oh yeah, it can also impair memory and learning.
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4 .But a new study suggests we can prevent this side effect with easily available medication.
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5 .The problem stems from the hippocampus, the brain region responsible for memory formation.
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6 .So scientists exposed mice to THC, the psychoactive chemical in cannabis, and then looked at their brains.
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7 .They noticed that the hippocampi of the treated mice produced higher levels of an enzyme called COX-2.
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8 .When the researchers administered drugs that reduced levels of COX-2, the memory problems disappeared as well.
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9 .As did some neuron damage.
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10 .But protecting the brain against memory loss did not seem to stop the positive effects of marijuana.
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11 .The scientists used cannabis to treat a mouse model of Alzheimer's disease.
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12 .Whether or not they inhibited COX-2, pot appeared to be beneficial.
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13 .The work is in the journal Cell.
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14 .Drugs that block COX-2 include anti-inflammatories, such as over-the-counter painkiller ibuprofen.
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15 .But before you start self-medicating, you might want to wait for confirmation in people.
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16 .Thanks for the minute, for Scientific American 60-Second Science. I'm Sophie Bushwic.
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