Tech

Weed Could Block HIV’s Spread. No, Seriously.

But the U.S. government won’t let scientists try out this promising treatment on humans.

On a warm summer day in Chicago at the International Cannabinoid Research Conference, hundreds of marijuana researchers were giggling.

It wasn’t the groundbreaking research they’d just heard—proving the ability of THC, one of the active ingredients in marijuana, to stave off HIV (or SIV in monkeys)—that did it.

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