Symptoms of Diabetes

Early Detection Is A Good Thing

Diabetes often goes undiagnosed because many of its symptoms may seem subtle at first. Recent studies indicate that the early detection of diabetes symptoms and treatment can decrease the chance of developing diabetes complications.

Symptoms of Type 1 Diabetes

Symptoms of Type 1 Diabetes

  • Frequent urination
  • Unusual thirst
  • Extreme hunger
  • Unusual weight loss
  • Extreme fatigue and irritability
Symptoms of Type 2 Diabetes

Symptoms of Type 2 Diabetes1

  • Any of the type 1 symptoms
  • Frequent infections
  • Blurred vision
  • Cuts/bruises that are slow to heal
  • Tingling/numbness in the hands/feet
  • Recurring skin, gum, or bladder infections


If you have one or more of these diabetes symptoms, see your doctor right away. You can also take the American Diabetes Association’s (ADA) Online Diabetes Risk Test to find out if you are at risk for diabetes.


Have you already been diagnosed with diabetes but are concerned about symptoms that may be the result of complications related to diabetes?

Visit the ADA’s Complications section.

You may also be interested in the book Uncomplicated Guide to Diabetes’ Complications, 3rd Edition.


Find out about managing diabetes.




Often people with type 2 diabetes have no symptoms.