Although your teeth are designed to last for a lifetime, most people will experience damage over the years. Not to mention, you might also need tooth replacement if you’ve lost one or more teeth. Your restorative dentist can repair a tooth or replace those that have been lost with a dental crown and/or bridge. Your newly restored smile can last for a decade or longer before needing to be replaced. Here’s how long you can expect your bridge or crown to last, and a few helpful tips to protect your investment.