안경 도수가 계속 올라가는 이유 (근시가 진행되는 진짜 원인)

 왜 안경 도수가 계속 올라갈까요?” 아이 안경을 맞춘 지 얼마 안 됐는데 👉 또 도수가 올라갔다면 많은 부모님들이 걱정하게 됩니다. 하지만 중요한 것은 👉 단순히 “나빠졌다”가 아니라 👉 왜 계속 나빠지는지 이해하는 것 입니다. 📌 근시는 왜 계속 진행될까? 근시는 👉 단순한 시력 문제가 아니라 👉 눈의 성장과 관련된 변화 입니다. 특히 성장기 아이는 👉 눈 길이(안축장)가 계속 길어지면서 👉 근시가 진행됩니다. 📌 1. 가장 큰 원인: 가까운 거리 작업 요즘 아이들은 👉 대부분 가까운 작업 시간이 많습니다. 스마트폰 태블릿 독서 공부 👉 가까운 거리를 오래 보면 👉 눈이 “가까운 환경에 적응”하게 됩니다. 그 결과 👉 근시 진행이 빨라질 수 있습니다 📌 2. 야외활동 부족 자연광은 👉 눈 성장 조절에 중요한 역할을 합니다. 하지만 실내 생활 증가 학원 중심 생활 👉 이로 인해 👉 근시 발생과 진행이 증가하고 있습니다. 👉 하루 2시간 이상의 야외활동이 👉 매우 중요합니다. 📌 3. 잘못된 생활습관 다음과 같은 습관은 👉 근시 진행을 빠르게 만들 수 있습니다. 책을 너무 가까이 보기 누워서 스마트폰 사용 어두운 환경에서 사용 장시간 휴식 없이 집중 👉 작은 습관이 👉 큰 차이를 만듭니다. 📌 4. 유전적 영향 부모가 근시인 경우 👉 아이도 근시일 확률이 높습니다. 하지만 👉 유전보다 환경 영향이 더 큽니다 👉 즉 👉 관리에 따라 충분히 조절 가능합니다. 📌 5. 근시 진행의 핵심 구조 👉 근시는 이렇게 진행됩니다 가까운 작업 증가 눈 길이 증가 초점이 앞으로 이동 시력 저하 안경 도수 증가 👉 이 과정이 반복됩니다. 📌 부모가 꼭 알아야 할 핵심 👉 안경 도수가 올라가는 것은 👉 단순 문제가 아닙니다 👉 근시가 진행되고 있다는 ...

The Most Effective Lens Types for Slowing Myopia Progression


Introduction

Myopia, or nearsightedness, is a growing global concern, especially among children and adolescents. With increased screen time and less outdoor activity, the prevalence of myopia is rising rapidly. Fortunately, several types of lenses have been developed to not only correct vision but also slow down the progression of myopia. This article explores the most effective lens types available for myopia control and how they work.

Why Myopia Control Matters

Progressive myopia can lead to high myopia, which increases the risk of serious eye conditions such as retinal detachment, glaucoma, macular degeneration, and cataracts. Slowing myopia progression in childhood can significantly reduce these risks later in life.

Top Lens Types for Myopia Control

1. Orthokeratology (Ortho-K) Lenses

  • Description: Rigid gas-permeable lenses worn overnight to temporarily reshape the cornea.

  • How they work: Flatten the central cornea to correct vision and alter peripheral focus to slow axial elongation of the eye.

  • Effectiveness: Studies show Ortho-K can reduce myopia progression by up to 40–60%.

  • Pros: Non-surgical, daytime freedom from glasses or lenses.

  • Cons: Requires consistent overnight wear and meticulous hygiene.

2. Multifocal Soft Contact Lenses

  • Description: Soft lenses with concentric or extended depth-of-focus zones for near and distance vision.

  • How they work: Provide peripheral myopic defocus, which signals the eye to slow elongation.

  • Effectiveness: Clinical trials report a 30–50% reduction in progression.

  • Pros: Comfortable and familiar format for regular contact lens users.

  • Cons: May require adaptation and careful fitting by an eye care professional.

3. Defocus Incorporated Multiple Segments (DIMS) Spectacle Lenses

  • Description: Glasses that combine a central corrective zone with multiple defocus segments in the periphery.

  • How they work: Create simultaneous vision correction and peripheral myopic defocus to control eye growth.

  • Effectiveness: Can reduce myopia progression by over 50% in some cases.

  • Pros: Easy to wear like regular glasses, child-friendly.

  • Cons: May be costlier than standard lenses.

4. Myopia Control Progressive Addition Lenses (PALs)

  • Description: Spectacle lenses with a gradual increase in lens power from top to bottom.

  • How they work: Reduce eye strain during near work and provide peripheral defocus.

  • Effectiveness: Moderate control, typically around 10–20% reduction.

  • Pros: Non-invasive, widely available.

  • Cons: Less effective than DIMS or Ortho-K.

5. Atropine Eye Drops (as a complementary treatment)

  • Note: Though not a lens, atropine drops are often used alongside myopia control lenses.

  • Effectiveness: Low-dose atropine (0.01%) is effective in slowing progression with minimal side effects.

  • Combination therapy: Using atropine with Ortho-K or multifocal lenses may enhance effectiveness.

Choosing the Right Lens Type

Selecting the most suitable myopia control option depends on:

  • Age of the child

  • Degree of myopia

  • Lifestyle and comfort preferences

  • Ability to maintain hygiene and follow routines

  • Professional guidance from an optometrist or ophthalmologist

Conclusion

Myopia control is essential for protecting long-term eye health. Ortho-K lenses, multifocal soft contacts, and DIMS spectacle lenses are among the most effective tools for slowing myopia progression. With regular eye exams and a personalized treatment plan, it is possible to manage myopia and reduce the risk of future vision-threatening conditions.