Earlier quoted context omitted.
This data will invariably be sold to health insurance companies who will use any excuse to make you pay a premium. Bought four bottles of olive oil? You're going to get very fat, better make you pay a premium! Who cares if you actually used it to make soap?
Good thing Sweden has decent public insurance then... Don't hold back technology and society just because of a few other issues - those other issues can be better resolved directly. In this case, with single-payer public healthcare.
conversely, don't presume that what you're advocating for is "advancing" technology and society, either.