article_snippet.sent: But there's little evidence that those visits actually do any good for healthy adults.
article_snippet.sent: Mehrotra says patients should really only go to the doctor if something is wrong, or
article_snippet.sent: if it's time to have an important preventive test like a colonoscopy.
article_snippet.sent: And then there's the risk that a doctor will run a test and find a problem that's not actually there.
article_snippet.sent: It's called a false positive, and It can lead to a cascade of follow-up tests that can be expensive and could even cause real harm.
article_snippet.sent: I mostly tell my family, 'if you're feeling well, stay away from doctors.
article_snippet.sent: If you get near my family, my family'll start to look for things and order tests because that's what doctors do.'