(Video: The medical use of marijuana) Drug czar John Walters argues that the claims about the beneficial effects of marijuana are

Question

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Drug czar John Walters argues that the claims about the beneficial effects of marijuana are unsubstantiated, meaning that there is not enough evidence to support these claims. While some studies have shown potential benefits, the overall scientific consensus is mixed, and more research is needed to fully understand the medical use of marijuana.

(Video: the Medical Use of Marijuana) Drug Czar John Walters