New Delhi, Sept. 1 -- The HbA1c test is widely recognised as a key tool for checking how well diabetes is controlled. This test provides an average of blood sugar levels over the past three months, similar to a report card that shows overall performance. A good result can feel rewarding, like passing a class. However, relying only on this one test can be misleading. An average can mask the daily fluctuations in blood sugar levels-the significant changes that occur throughout the day. It is essential to understand these patterns for better diabetes management. This knowledge enables people to make informed decisions about their health.

What is the HbA1c test, and what does it actually reveal?

According to the Centres for Disease Preventi...