High blood levels of glucose can cause several problems, including:

• Blurry vision

• Excessive thirst

• Fatigue

• Frequent urination

• Hunger

• Weight loss

Symptoms of type 1 diabetes:

• Fatigue

• Increased thirst

• Increased urination

• Nausea

• Abdominal pain

• Rapid breathing

• Vomiting

• Weight loss in spite of increased appetite

Symptoms of type 2 diabetes:

• Blurred vision

• Fatigue

• Increased appetite

• Increased thirst

• Increased urination