Googling Health Care Advice

 "There's (sic) actually companies that sell lists of people who have different diseases or symptoms. There's been some kind of chilling cases: [There were] companies selling lists of people who had been raped or people who had AIDS. So there's a market for this stuff."

                                                                                                                (From the NPR report)

And that's why you need to be careful searching online for health information, according to an NPR report.

Notice how ads for weed-eaters follow you around after you've searched for them? Same thing applies to your health information searches.