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The PreEvnt Isaac device, showcased at CES 2026, is a needle-free glucose monitor that analyzes breath to track blood sugar levels. Worn as a headset, it uses semiconductor sensors to detect acetone concentrations, a biomarker for glucose fluctuations. This non-invasive method promises a painless alternative to traditional finger-prick tests for diabetes management. While still awaiting FDA approval and facing accuracy challenges common to early-stage tech, the Isaac represents a significant step toward convenient, continuous glucose monitoring.
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