A lot of people are overlooking the ultimate consumers of this data or being the usual SV shills. This data and all PHI/PII can be resold to insurance packaged in slightly different ways. Have fun with your 20th century issues in the 21st.
Things like congenital issues should be protected (not a choice), but if someone leads an unhealthy lifestyle and actuaries can work out a good expected cost, why not? Is that so different from a risky driver?