Your body is equipped with 60,000 miles of blood vessels and wired with a whopping 100,000 miles of nerve fibers. A clog here, some corrosion there, and all this hardware suffers from the strain. Diabetes is like a bad tenant, backing up pipes and short-circuiting wiring. You may not be able to evict it, but you can do your part to prevent long-term systemic complications with proper maintenance.