Hemoglobin A1c (A1C) estimates your average blood sugar over about 3 months. It helps guide diabetes goals and treatment changes. A1C has been a cornerstone of diabetes management since the 1990s. The ...

The A1C test measures a person’s average blood glucose or blood sugar levels over the past 3 months. An A1C reading of over 5.6% may be a cause for concern, but this will depend on various factors.

The A1c calculator tool is also helpful for people with pre-diabetes, along with people who struggle to manage and regulate their blood sugar levels. The free online calculator tool provides an A1C ...

Tips for lowering A1C levels include dietary choices and exercise, as well as monitoring blood glucose regularly and following the treatment plan agreed with a doctor. The A1C test, which some people ...