Autism researchers are studying post-mortem brain tissue from people with the disorder to understand how it changes the brain. The greatest demand is for tissue from children. But it's especially hard to get.
The industry has changed rapidly, but amendments exempting the workers from minimum wage and overtime pay have not. The Obama administration has yet to formally approve new rules, though the president has come out in favor of them.
The placebo effect, in which patients perceive an effect from a fake drug, is even stronger than once believed. Host Laura Sullivan talks to Ted Kaptchuk, professor of medicine at Harvard Medical School, about his research on how sham treatments affect the way we feel.
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