There are many aesthetic problems and health concerns associated with missing teeth. On the aesthetic side, a smile that is missing teeth is less appealing and may make a person with missing teeth feel self-conscious. On the health concerns side, missing teeth can reduce the strength and effectiveness of your bite, making you unable to chew properly. Loss of jawbone density and gum recession are common in the area of the missing tooth or teeth, and your remaining teeth may gradually shift out of place over time.