Diabetes is a condition in which sugar builds up in the bloodstream. Problems with insulin production and function lead to this condition. Cases of diabetes have increased across the globe. Diabetes is usually treated with a change in diet, exercise, and prescription medications to control blood sugar. Still, many people with diabetes have trouble controlling their symptoms. Symptoms can include, persistent hunger , fatigue, excessive thirst, excessive urination, dry mouth, skin sores, blurry vision.