Hemoglobin A1C Test > Fact Sheets > Yale Medicine
A hemoglobin A1C test is a blood test that measures a person's average blood glucose level over the previous three months.| Yale Medicine
A hemoglobin A1C test is a blood test that measures a person's average blood glucose level over the previous three months.| Yale Medicine
Gestational diabetes is glucose intolerance that develops during pregnancy, which can affect the health of both mother and baby.| Yale Medicine
