If you scrape your knee or break a bone, your body will naturally heal itself, so why not your teeth? Once those unsightly black spots show up on our molars, most of us think there’s only one solution: the dentist. Yet although the majority of people will just cringe and bear all the drillings and fillings, there are a few who’ve questioned our assumptions. Their reasoning is this: if the rest of our body can heal itself, then it stands to reason that our teeth will as well. And if our teeth can heal, there must be steps we can take to help them along.