Skip to content

    Diabetes Health Center

    Font Size
    A
    A
    A

    Type 1 Diabetes - Symptoms

    Symptoms of type 1 diabetes usually develop quickly, over a few days to weeks, and are caused by high blood sugar. At first, symptoms may be overlooked or mistaken for another illness, like the flu.

    High blood sugar symptoms include:

    Recommended Related to Diabetes

    Randy Jackson Tackles Weight Loss, Diet, and Diabetes

    Randy Jackson’s struggle with obesity began as a child in Louisiana, with its super spicy, often super-fatty cuisine. Even as an adult, Jackson still doesn't dream of sugarplums at Christmastime. Instead, he dreams of waltzing andouille sausage and grits, jigging jambalaya, and shimmying beignets and bread pudding with bourbon sauce. “For the old Dawg, a holiday party was a chance to have something to eat, drink, and be merry, but the new Randy does not drink or eat at parties,” says Jackson, 52,...

    Read the Randy Jackson Tackles Weight Loss, Diet, and Diabetes article > >

    • Urinating a lot, which may be more noticeable at night. The kidneys are trying to get rid of the excess sugar in the blood. To do that, they have to get rid of more water. More water means more urine.
    • Being very thirsty. This happens if you urinate so often that you lose enough water to become dehydrated.
    • Losing weight without trying. This happens because you are dehydrated. Weight loss may also happen if you are losing all of those sugar calories in your urine instead of using them.
    • Increased hunger. You feel hungry because your body isn't using all the calories that it can. Many of them leave your body in your urine instead.
    • Blurry vision. When sugar builds up in the lens of your eye, it sucks extra water into your eye. This changes the shape of the lens and blurs your vision.
    • Feeling very tired. You feel tired for the same reason you feel hungry. Your body isn't using the calories you are eating, and your body isn't getting the energy it needs.

    See more about symptoms of high blood sugar.

    Diabetic ketoacidosis symptoms

    Symptoms of diabetic ketoacidosis are:

    • Flushed, hot, dry skin.
    • Loss of appetite, belly pain, and vomiting.
    • A strong, fruity breath odor.
    • Rapid, deep breathing.
    • Restlessness, drowsiness, difficulty waking up, confusion, or coma. Young children may lack interest in their normal activities.

    Low blood sugar

    Common symptoms of low blood sugar include:

    You can pass out when your blood sugar gets very low.

    See more about symptoms of low blood sugar.

    If you aren't able to tell when your blood sugar is too low (hypoglycemic unawareness), it's a good idea to test your blood sugar often.

    1 | 2
    Next Article:

    Today on WebMD

    Diabetic tools
    Symptoms, diagnosis, treatment, and more.
    woman flexing muscles
    10 strength training exercises.
     
    Blood sugar test
    12 practical tips.
    Tom Hanks
    Stars living with type 1 or type 2.
     
    kenneth fujioka, md
    Video
    Can Vinegar Treat Diabetes
    Article
     
    Middle aged person
    Tool
    jennie brand miller
    Video
     

    Prediabetes How to Prevent Type 2 Diabetes
    Article
    type 2 diabetes
    Slideshow
     
    food fitness planner
    Tool
    feet
    Slideshow