The jawbone begins to slowly atrophy due to lack of exercise after tooth loss. If left unaddressed after enough teeth have been lost, this process of bone loss will go on until the mouth is left with a withered appearance and the jawbone is too small to support dental replacements. However, you may still be eligible to receive dentures even if you’ve been missing all your teeth for a few years. Here’s a brief guide to the process of getting dentures if your jawbones are a little too thin.