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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 (sugar) 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
  • 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

References:

Diabetes mellitus type 2. EBSCO DynaMed website. Available at: http://www.ebscohost.com/dynamed/ . Updated August 2, 2012. Accessed August 6, 2012.

Diabetes overview. National Diabetes Information Clearinghouse website. Available at: http://diabetes.niddk.nih.gov/dm/pubs/overview/index.aspx . Updated April 4, 2012. Accessed August 7, 2012.

Symptoms. American Diabetes Association website. Available at: http://www.diabetes.org/diabetes-basics/symptoms/index-1.html?utm_expid=54551592-7&loc=DropDownDB-symptoms&utm_referrer=http%3A%2F%2Fwww.diabetes.org%2Fdiabetes-basics%2Fsymptoms%2F%3Floc%3DDropDownDB-symptoms . Accessed August 6, 2012.



Last reviewed September 2013 by Kim Carmichael, MD

Please be aware that this information is provided to supplement the care provided by your physician. It is neither intended nor implied to be a substitute for professional medical advice. CALL YOUR HEALTHCARE PROVIDER IMMEDIATELY IF YOU THINK YOU MAY HAVE A MEDICAL EMERGENCY. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with any questions you may have regarding a medical condition.

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