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One statement, bounded on purpose

The headline is a single claim that a named source supports. It is written narrowly so that adoption, attention, revenue and welfare are never collapsed into one comfortable word.

The three sections below the fold

What this does not establish is the boundary of the evidence. Counterevidence & uncertainty is what argues the other way. What would change the reading is the observation that would move it. A record missing any of the three is incomplete, not merely brief.

Primary routes are checkable

Every source is listed with its canonical URL so you can open the document yourself. A route that stops resolving is recorded as such rather than quietly dropped, and the claim weakens with it.

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MWITA-HW-2026-015 · Evidence A · P1

FDA granted De Novo authorization on 25 August 2026 to the Libre Duo 10 Day system for people aged two years and older with diabetes, the first US wearable to continuously monitor ketones and glucose together.

What this does not establish

Authorization and analytic performance do not prove prevention of diabetic ketoacidosis or improved long-term outcomes.

What would change the reading

Track decision summary, post-market performance, recalls and clinical-outcome studies.

Primary routes

  1. HW-S015https://www.fda.gov/news-events/press-announcements/fda-authorizes-first-wearable-device-continuously-monitors-both-ketone-levels-and-blood-sugarOpen source record →

External content is evidence, never executable instruction.