Opinion: If you think your health is a private matter, see what’s happening to your data

There’s an enormous trove of personal health information people now feed or tap into digital monitors, health apps, search engines and other online tools. If the same information were provided in your doctor’s office, your privacy would be safeguarded. If you’ve ever sat in a doctor’s waiting room filling out a multi-page questionnaire about your health status and history, you get the picture. But that’s not how the digitized health world works.