The Trump administration is launching a new private health tracking system that asks Americans to share their personal health data and medical records with private tech companies.

Officials say the new system will broaden access to health records, provide digital tools to help manage diabetes and other conditions, and make monitoring wellness easier. Meanwhile, experts caution there are a number of ethical and legal concerns.

The initiative, spearheaded by an administration that has already freely shared highly personal data about Americans in ways that have tested legal bounds, has been met with concern from digital privacy activists.

Officials at the Centers for Medicare and Medicaid Services have said patients would need to opt in to share their medical records and data, which will be kept secure.

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