ProPublica: Federal Patient Privacy Law Does Not Cover Most Period-Tracking Apps. “Following the Supreme Court’s decision overturning Roe v. Wade, advocates for privacy and reproductive health have expressed fears that data from period-tracking apps could be used to find people who’ve had abortions. They have a point. The Health Insurance Portability and Accountability Act, the federal patient privacy law known as HIPAA, does not apply to most apps that track menstrual cycles, just as it doesn’t apply to many health care apps and at-home test kits.”