Nov 16, · Type 1 diabetes is a disease that affects how your body makes insulin and uses glucose (sugar). Normally, when the blood sugar level increases, the pancreas makes more insulin. Insulin helps move sugar out of the blood so it can be used for energy. Type 1 diabetes develops because the immune system destroys cells in the pancreas that make insulin. You may notice that you: Get extremely thirsty or hungry Need to pee often Feel unusually tired or weak Lose weight suddenly Get blurred vision or other changes in the way you see Get vaginal yeast infections Have breath that smells fruity Can't breathe well.
Type 1 diabetes is a serious autoimmune disease in which a person’s pancreas stops producing insulin, a hormone essential to getting energy from food. It’s not related to diet or lifestyle, it can’t be prevented—and currently there is no cure. Warning Signs in Men Warning Signs in Women.