Either situation can cause damage to your body over many years, leading to potentially serious complications.
Who Should Monitor Blood Glucose?
How often will depend on the pop in of insulin used.
Mark Hatfield/E+/Getty Images
For those who take only long-acting insulin, testing twice a day is often enough.
ADA advises doing a blood sugar check any time symptoms of hyperglycemia or hypoglycemia appear.
It will be at regular yearly checkups that a person with prediabetes will have their blood glucose measured.
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK).Managing diabetes.
Centers for Disease Control and Prevention.Diabetes: Monitoring your blood sugar.
American Diabetes Association Professional Practice Committee.7.
Diabetes Technology: Standards of Care in Diabetes2025.Diabetes Care.
2025;48(Supplement_1):S146-S166.
doi:10.2337/dc25-S007
American Diabetes Association Professional Practice Committee.6.
Glycemic Goals and Hypoglycemia: Standards of Care in Diabetes2025.Diabetes Care.
2025;48(Supplement_1):S128-S145.
doi:10.2337/dc25-S006
Durnwald C.Patient education: Gestational diabetes (Beyond the Basics).UpToDate.
American Diabetes Association Professional Practice Committee.15.
Management of Diabetes in Pregnancy: Standards of Care in Diabetes2025.Diabetes Care.
2025;48(Supplement_1):S306-S320.
doi:10.2337/dc25-S015
American Diabetes Association Professional Practice Committee.5.
Facilitating Positive Health Behaviors and Well-Being to Improve Health Outcomes: Standards of Care in Diabetes2025.Diabetes Care.
2025;48(Supplement_1):S86-S127.
doi:10.2337/dc25-S005
American Diabetes Association Professional Practice Committee.2.
Diagnosis and Classification of Diabetes: Standards of Care in Diabetes2025.Diabetes Care.
2025;48(Supplement_1):S27-S49.