“First, do no harm,” the saying goes, but that might be close to impossible. Just as our expectations can make us feel better, they can also make us feel much worse. This means that how doctors phrase their instructions or introduce new drugs may have a real impact on our health. But some doctors are trying to figure out how they can do less harm by harnessing the surprising power of their words.
“In the classical view that is still taught at medical school and in textbooks, drug actions