New American Red Cross data reveals that 1 in 5 blood donors have elevated A1C levels — a sign that prediabetes and diabetes are prevalent among adults in generally good health.
Everyday Health on MSN
Why 'normal' blood sugar readings don't always mean you feel good after eating
Feel tired, foggy, or irritable after eating? Learn how blood sugar spikes can happen even with a normal A1C — and what to do ...
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