The connection lies in insulin resistance. When your body becomes resistant to insulin, it produces more of it to compensate.

Data reveals that 80% of blood donors nationwide had elevated A1C levels Vanessa Etienne is a Staff Writer for PEOPLE on the Health team. She joined the brand in 2021. Jon Cherry/Getty A new American ...

Prediabetes occurs when blood sugar levels rise but do not reach the threshold for Type 2 diabetes. For those unversed, healthy blood sugar (glucose) levels range from 70 to 99 milligrammes per ...

You feel tired all the time. Your vision gets a little blurry after meals. Maybe there’s a dark patch of skin on your neck you chalked up to dirt or sun exposure. What if those were your body’s early ...

Acting fast on prediabetes may be the best way to stop it progressing into type 2 diabetes. Image credit: Fly View Productions/Getty Images Diabetes, a condition in which the body cannot control blood ...

What the research is about Even if a health checkup shows "your blood sugar is slightly high," many people go about ...

WASHINGTON, Feb. 25, 2026 /PRNewswire/ -- 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 ...

Free A1C screenings to measure blood sugar will be offered on all blood, platelet, and plasma donations starting in March Prediabetes can be reversed with lifestyle changes, reducing the risk of type ...

Data from the American Red Cross shows that 1 in 5 blood donors have prediabetes and diabetes. On Wednesday, Feb. 25, the agency released a new report that analyzed the more than 920,000 blood donors ...