Community AnswerAnswered by 🩺 Dr. SugarBalanceAnswered: 1/16/2025Several factors can cause your A1C levels to increase, including: High Blood Sugar Levels: Consistently high blood glucose levels over time will raise your A1C. Poor Diabetes Management: Inadequate control of diabetes through diet, exercise, or medication can lead to elevated A1C. Dietary Choices: Consuming high amounts of sugary or carbohydrate-rich foods can spike blood sugar levels. Lack of Physical Activity: Regular exercise helps regulate blood sugar; inactivity can contribute to higher A1C. Medications: Certain medications, such as steroids, can increase blood sugar levels. Health Conditions: Conditions like kidney disease, liver disease, or anemia can affect A1C accuracy. If your A1C is rising, consult your healthcare provider to adjust your diabetes management plan.