Opinion: Why your most intimate health secrets may be at risk

The Facebook-Cambridge Analytica scandal was a wake-up call. Big Data companies allegedly influenced public opinion and undermined democracy, all by curating, harvesting and analyzing a vast array of data that people had willingly shared online. And the next battle in the war over data privacy will get far more personal than your tweets or Instagram photos.
If having your social media profile sniffed out by sketchy political actors sounds bad enough, losing control over your most intimate health