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Tag Archives: diabetes metrics

From A1C to TIR – Rethinking Glycemic Targets for Better Long‑Term Outcomes

Dec 4, 2025 Articles, Blood Glucose Control, Blood Glucose Control, Devices, Diabetes, Type 1 Diabetes, Type 1 Diabetes, Type 2 Diabetes, Type 2 Diabetes 1,769 views

A glucose meter reading 117 mg/dL placed over lab results showing Hemoglobin A1c and a Time in Range (TIR) chart with green, yellow, and red bars.

For decades, clinicians have relied on A1C as the primary benchmark for diabetes control. Yet many patients and providers now wonder: does a single quarterly number truly reflect daily glucose fluctuations and risks? As continuous glucose monitoring (CGM) becomes more accessible, the metric known as Time in Range (TIR) has …

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