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TriStar Centennial Medical Center
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Symptoms of Type 2 Diabetes

You may have type 2 diabetes for years before you start to have symptoms. Symptoms may be difficult to notice if they are mild. High blood glucose levels may cause the symptoms, or they may be due to complications from diabetes.

Symptoms may include:

  • Weight loss
  • Increased urination
  • Increased thirst
  • Increased hunger
  • Fatigue
  • Lightheadedness while standing
  • Blurry vision
  • Irritability
  • Frequent or recurring infections
  • Slow wound healing
  • Foot ulcers
  • Numbness or tingling in the hands or feet
  • Problems with gums and teeth
  • Itching
  • Erectile dysfunction

Revision Information

  • Diabetes mellitus type 2 in adults. EBSCO DynaMed website. Available at: http://www.ebscohost.com/dynamed. Updated July 7, 2016. Accessed August 23, 2016.

  • Types of diabetes. National Institute of Diabetes and Digestive and Kidney Diseases website. Available at: https://www.niddk.nih.gov/health-information/diabetes/types. Accessed August 28, 2013.

  • Type 2. American Diabetes Association website. Available at: http://www.diabetes.org/diabetes-basics/type-2/?loc=DropDownDB-type2. Accessed August 23, 2016.

The health information in this Health Library is provided by a third party. TriStar Health does not in any way create the content of this information. It is provided solely for informational purposes. It does not constitute medical advice and is not intended to be a substitute for proper medical care provided by a physician. Always consult with your doctor for appropriate examinations, treatment, testing, and care recommendations. Do not rely on information on this site as a tool for self-diagnosis. If you have a medical emergency, call 911.