What are glucose machines? Blood glucose machines are unit that are used by diabetics to measure blood sugar levels. Diabetics have to have these or risk major health effects and even death. Diabetes is a severe disease where the body doesn’t create the amounts of insulin created for the body to function correctly. Insulin is a very important chemical that is created by the pancreas that changes the glucose (sugar) in the human’s blood into fuel that the body can use. If too little of the chemical is produced the glucose levels rise and can…