If missing teeth are not recovered, the opposing teeth become longer
because of their nature for matching with others.
Also, the neighboring teeth start to move to the empty space,
causing the teeth to separate from one another.
As a result, the arrangement of the teeth becomes irregular.
Because of the irregular arrangement of the teeth,
it becomes hard to brush the teeth. If the teeth are not brushed well,
the level of risk for cavities and gum infection is increased.
2.The declining ability of chewing food causes nutritional imbalance.
If the ability of chewing food is declined, the saliva helping the digestion of
food is not actively produced, causing indigestion.
Also, eating only the food which is easy to chew causes nutritional imbalance.
For the elderly who usually have more than one chronic disease, the related problem
is more serious. If the people with such serious diseases as diabetes lose their teeth,
it becomes hard to control the levels of diet and blood sugar, worsening the diseases
and causing the chance of getting complications to increase.