Lindsay Modglin is a nurse and professional writer who regularly writes about complex medical topics, as well as travel and the great outdoors. She holds a professional certificate in scientific ...

A1C measures how well your body is controlling your blood sugar over the past few months. An A1C of 6.5% or higher on two separate tests indicates diabetes. Making lifestyle changes like healthy ...

If you've ever wondered whether your blood sugar levels are where they should be, you're not alone. Whether you've been told you're prediabetic, you have a family history of type 2 diabetes or you're ...

Dear Dr. Roach: I read your recent column on A1C levels. You said that 7% to 7.5% was ideal for most people. For older people, you said 8% can be good. My longstanding understanding of A1C levels is ...