Evidence-based medicine has made progress since doctors’ infamous bloodletting of George Washington, but less than you might think

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Those with the least understanding of science oppose it the most and also think they know the most, a study showed

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It’s launching their physicians into uncharted territory. Corner-store cannabidiol “scares the bejesus” out of Dr. Jacqueline French. French, a neurologist, tries to steer her patients away from sprinting to the neighborhood bodega to buy versions of the hemp derivative that’s better known as CBD

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How well-meaning donations end up fueling an unproven, virtually unregulated $2 billion stem cell industry

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Under a draft proposal, patients would be able to buy some therapies without regulatory approval

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Critics are concerned about the explosion in controversial stem cell procedures offered by clinics—and, increasingly, respected hospitals

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Surgeon Henry Heimlich is best known for inventing a way to rescue choking victims, but a quarter-century ago, he was vilified for promoting a fringe treatment for AIDS & Lyme disease. Called malarial therapy, it involved injecting patients with the malaria-causing parasite, supposedly to stimulate their immune systems

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A study on rats offers the first biological evidence that small doses of hallucinogenic drugs could have therapeutic benefits

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