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Many people assume that once their teeth are straight, they will stay that way forever. However, it’s actually very common for teeth to shift over time. Even people who previously had braces or other orthodontic treatment may notice small changes in their smile as the years pass.
Teeth shifting is a natural process influenced by several factors, including aging, daily habits, and changes in oral health.
Natural Aging
One of the most common reasons teeth shift is simply the natural aging process. As we get older, the bones and tissues that support the teeth gradually change.
The jawbone can slowly lose density, and the ligaments that hold teeth in place may become more flexible. These changes can allow teeth—especially the lower front teeth—to move slightly over time.
While these shifts are often subtle, they can eventually affect the alignment of your smile.
Not Wearing Retainers
People who have had braces or clear aligners are typically instructed to wear retainers after treatment is complete. Retainers help hold teeth in their new positions while the surrounding bone stabilizes.
If retainers are not worn as recommended, the teeth may slowly drift back toward their original positions. This is known as orthodontic relapse and is one of the most common causes of shifting teeth.
Wearing a retainer as directed by your dentist or orthodontist is one of the best ways to maintain a straight smile.
Tooth Loss
Missing teeth can also lead to shifting. When a tooth is lost and not replaced, the surrounding teeth may begin to move into the empty space.
Over time, neighboring teeth can tilt or drift out of their proper alignment. This can affect not only the appearance of your smile but also how your teeth fit together when you bite.
Replacing missing teeth with options like dental implants or bridges can help prevent this type of movement.
Gum Disease
Gum disease can weaken the tissues and bone that support your teeth. As the condition progresses, the structures that hold teeth firmly in place may begin to deteriorate.
This can cause teeth to loosen or shift from their normal positions. In more advanced cases, noticeable gaps may form between teeth.
Maintaining good oral hygiene and seeking treatment for gum disease early can help protect the stability of your teeth.
While some minor tooth movement over time is normal, there are steps you can take to reduce significant changes. Wearing retainers as recommended, replacing missing teeth, and maintaining good oral hygiene are all important for preserving alignment. Regular dental checkups also allow your dentist to monitor any shifting and recommend solutions if needed.
About the Practice
Are you interested in orthodontic treatment for your teeth? We can help! At Advanced Dental Solutions of Pittsburgh, we’re able to offer treatments that can set your smile straight without affecting your daily appearance. Whether it’s Six Month Smiles for speedy treatment or our in-house clear aligners, we’ve got a solution for you. Ready to get started? Book online or call (412) 854-2310.