Here are a few signs and symptoms of diabetes being very thirsty urinating often feeling very hungry feeling very tired losing weight without trying sores that heal slowly dry, itchy skin feelings of pins and needles in your feet losing feeling in your feet blurry eyesight Some people with diabetes don’t have any of these signs or symptoms. The only way to know if you have diabetes is to have your doctor do a blood test. Here are a few reasons why you need to take care of your diabetes Over time, diabetes can lead to serious problems with your blood vessels, heart, nerves, kidneys, mouth, eyes, and feet. These problems can lead to an amputation, for example getting a surgery done to remove a damaged toe, foot, or leg. The most serious problem caused by diabetes is heart disease. When you have diabetes, you are more than twice as likely as people without diabetes to have heart disease or a stroke. The best way to take care of your health is to work with your health care team to keep your blood glucose, blood pressure, and cholesterol levels in your target range. Targets are numbers you aim for.