Hacker News Reader

The screen exists so the thermometer can tell you to download the app.

The app exists so that your data, and your baby's, can be harvested and sold.

PROTIP: This data is not protected by HIPAA because your insurance wasn't involved.

PROTIP: Do not get your data governance advice from HN comments

In this case though he was probably right about the data not being covered by HIPAA, but the reason he gave was incomplete.

Here's a pretty good explanation of HIPAA in the context of health apps [1].