A1c Recovery Lag
The article gives six to nine months as a realistic time horizon for A1c to catch up after sustained dietary change. A1c is a weighted average across the prior three-to-four-month period, not a snapshot of current glucose control. A1c resp…
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The article gives six to nine months as a realistic time horizon for A1c to catch up after sustained dietary change. A1c is a weighted average across the prior three-to-four-month period, not a snapshot of current glucose control. A1c responds slowly to lifestyle changes because red blood cells survive for three to four months. Rapid dietary improvement may take several months to be fully reflected in A1c.