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Should You Get Braces for Crooked Teeth? How Long Does Treatment Take?

Do Bao Linh
Do Bao Linh
Asked: 08/06/2026

My teeth have been crooked since childhood, so my smile looks unattractive. I would like to ask the doctor whether I should get braces for crooked teeth, whether the treatment is difficult, and how long it takes to achieve a beautiful result. What should I prepare mentally before starting orthodontic treatment?

Answered: 08/06/2026

Hello, crooked teeth are one of the most common dental misalignment conditions that orthodontists encounter. If not treated at the right time, crooked teeth not only affect aesthetics but can also impact the bite, chewing function, and long-term gum health. Below, the doctor will provide a detailed explanation to help you better understand the process of correcting crooked teeth with braces, its importance, and the treatment duration according to medical standards.

What Are Crooked Teeth?

Crooked teeth refer to a condition in which teeth erupt in improper positions, become crowded, or rotate, causing the dental arch to appear uneven. This is a type of malocclusion known as crowding.

This condition may result from a narrow dental arch, insufficient space for tooth eruption, early or delayed loss of primary teeth, habits such as thumb sucking or tongue thrusting, or genetic factors.

In mild cases, teeth may only be displaced by 1–2 mm. In severe cases, teeth may rotate up to 90°, overlap each other, or even push adjacent teeth out of the dental arch. This is why chewing and maintaining oral hygiene can become significantly more difficult.

Should You Get Braces for Crooked Teeth?

The doctor confirms that orthodontic treatment with braces is currently the most effective solution for crooked teeth, especially when the misalignment ranges from moderate to severe. The reasons include:

  • Braces help move each tooth into its proper physiological position and improve the bite.
  • They reduce the risk of tooth decay and gingivitis caused by crowded areas that are difficult to clean.
  • They provide comprehensive aesthetic improvement, creating a straighter smile and a more harmonious facial appearance.
  • They stabilize the alveolar bone structure and help prevent future jaw misalignment.

In many mild cases, you may wonder whether braces are truly necessary. However, according to standard orthodontic assessment, only braces can comprehensively correct the entire tooth–bone–bite system, ensuring long-term results without invading natural tooth structure as dental crowns do.

Current Orthodontic Options for Crooked Teeth

Depending on your dental condition and aesthetic preferences, the doctor may recommend one of the following methods:

Metal Braces

This is the traditional method but remains highly effective, especially for severe crowding and significantly rotated teeth. It provides stable orthodontic force and is cost-effective, making it one of the most commonly used options.

Ceramic Braces

Suitable for individuals who want better aesthetics during treatment. Ceramic brackets closely match the natural tooth color while still maintaining effective orthodontic force.

Self-Ligating Braces

The self-ligating mechanism allows smoother archwire movement, reducing discomfort and shortening treatment time. This option is particularly effective for severe crowding.

Clear Aligners (Invisalign)

Currently the most aesthetic orthodontic option, using removable transparent aligners. Invisalign is suitable for mild to moderate crowding; even severe cases can be treated effectively, but they require an experienced orthodontist to develop a comprehensive treatment plan.

Orthodontic Treatment Process for Crooked Teeth

To achieve optimal results, the standard orthodontic treatment process for crooked teeth at Gangwhoo Cosmetic Hospital includes five steps:

  1. Examination – 3D Imaging – Jawbone Analysis: Determine the degree of crowding, tooth rotation, midline deviation, and alveolar bone structure.
  2. Development of a Stage-by-Stage Tooth Movement Plan: The orthodontist uses simulation software to predict treatment outcomes and duration.
  3. Placement of Orthodontic Appliances (Braces or Aligners): For braces: teeth are cleaned, brackets bonded, and archwires installed. For Invisalign: the aligner series is delivered, along with instructions for proper wear.
  4. Periodic Adjustments Every 3–6 Weeks: Orthodontic force is adjusted, archwires are changed, or new aligner sets are provided.
  5. Finishing Stage – Retainer Wear: Maintain the teeth in their new positions and prevent relapse.

Each stage is continuously monitored to minimize risks such as excessive pain, gingival inflammation, or improper tooth movement.

How Long Does Treatment for Crooked Teeth Take?

Treatment duration depends on the severity of the misalignment and the orthodontic method selected. On average:

  • Mild crowding: 12–18 months
  • Moderate crowding: 18–24 months
  • Severe crowding: 24–30 months or longer
  • Clear aligners: treatment may be 10–20% faster with good compliance

The doctor would like to emphasize that how long orthodontic treatment for crooked teeth takes also depends on:

  • each individual’s jawbone structure
  • dietary habits
  • oral hygiene practices
  • compliance with scheduled follow-up visits

If you wear your retainer as instructed after brace removal, the results can remain stable for the long term.

If you are unsure about the severity of your crooked teeth, you can visit Gangwhoo Cosmetic Hospital for a 3D dental assessment and a personalized orthodontic treatment plan. Gangwhoo features a team of specialized orthodontists, modern equipment, and a variety of orthodontic options suitable for different aesthetic needs and budgets. You may also send photos of your teeth in advance for an initial evaluation from the doctor.


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