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  1. Hypoglycemia - Symptoms and causes - Mayo Clinic

    Nov 18, 2023 · But too much insulin or other diabetes medications may cause your blood sugar level to drop too much, causing hypoglycemia. Hypoglycemia can also occur if you eat less than usual after …

  2. Hypoglycemia - Diagnosis and treatment - Mayo Clinic

    Nov 18, 2023 · If you use insulin or another diabetes medication to lower your blood sugar, and you have signs and symptoms of hypoglycemia, test your blood sugar levels with a blood glucose meter.

  3. Diabetic hypoglycemia - Diagnosis & treatment - Mayo Clinic

    Aug 15, 2025 · Low blood sugar can make you feel awful, and it can be dangerous. Learn about symptoms and treatments for people with diabetes who have low blood sugar.

  4. Diabetic hypoglycemia - Symptoms & causes - Mayo Clinic

    Aug 15, 2025 · For many people, hypoglycemia is a blood sugar level below 70 milligrams per deciliter (mg/dL) or 3.9 millimoles per liter (mmol/L). But your numbers might be different.

  5. Diabetes - Diagnosis and treatment - Mayo Clinic

    Jan 21, 2026 · If your blood sugar level drops below your target range, it's known as low blood sugar (diabetic hypoglycemia). If you're taking drugs that lower your blood sugar, including insulin, your …

  6. Hypoglycemia - Mayo Clinic Connect

    Apr 30, 2025 · More commonly hypoglycemia refers to a low blood sugar episode that a diabetic may experience from time to time (especially if they are being treated with insulin).

  7. Blood sugar testing: Why, when and how - Mayo Clinic

    Jan 16, 2024 · Your healthcare professional can tell you how often to check your blood sugar levels. Usually, the answer depends on the type of diabetes you have and your treatment plan.

  8. Hyperglycemia in diabetes - Diagnosis & treatment - Mayo Clinic

    Apr 30, 2025 · People who have a history of low blood sugar (hypoglycemia) or who have difficulty recognizing the symptoms of hypoglycemia For many people who have diabetes, the American …

  9. Reactive hypoglycemia: What causes it? - Mayo Clinic

    Apr 13, 2023 · Hypoglycemia is the medical term for low blood sugar. Reactive hypoglycemia, sometimes called postprandial hypoglycemia, happens when blood sugar drops after a meal — …

  10. Hyperglycemia in diabetes - Symptoms & causes - Mayo Clinic

    Apr 30, 2025 · Blood glucose levels may become very high — greater than 600 milligrams per deciliter (mg/dL), (33.3 millimoles per liter (mmol/L)) without ketoacidosis. If you develop this condition, your …