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Lifestyle and sleep-related behaviours in children with myopia

Leonardo Fernández Irigaray1, Rodrigo Torres2, Virginia Zanutigh3

  • 1Nano Institute, Buenos Aires, Argentina.

BMC Ophthalmology
|February 26, 2025
PubMed

Insights

Environmental and lifestyle factors significantly impact myopia development in children. Key risks include older age, intense reading, parental myopia, and limited outdoor time, underscoring the need for lifestyle modifications.

Area of Science:

  • Ophthalmology
  • Public Health
  • Pediatrics

Background:

  • Myopia is a widespread condition influenced by genetic and environmental factors.
  • Understanding myopia risk factors is crucial for effective prevention strategies.
  • This study specifically investigates night-time reading habits under low illumination as a potential myopia risk in children.

Purpose of the Study:

  • To explore myopia risk factors in children aged 7-15 years.
  • To assess the association between environmental and lifestyle factors and self-reported myopia.
  • To examine the specific role of night-time reading in low illumination on myopia development.

Main Methods:

  • A cross-sectional survey was conducted in Argentina with 1,298 children (aged 7-15).
  • Data collected via Google Forms included self-reported myopia, reading habits, illumination, housing, outdoor time, and parental myopia.
  • Multiple logistic regression analysis was employed to determine significant associations.

Main Results:

  • The prevalence of self-reported myopia was 23.7%.
  • Significant risk factors identified were older age, high-intensity reading, parental high myopia, less outdoor time, and living in a house without a garden.
  • Night-time reading in the dark showed an initial association but lost significance after age adjustment.

Conclusions:

  • Environmental factors and lifestyle choices are critical in myopia development.
  • Accessible outdoor areas may promote outdoor time, potentially mitigating myopia incidence.
  • Further research is required to fully elucidate the role of night-time reading in low illumination on myopia.
Abstract

Keywords:
HousingIlluminationMyopiaReading at night

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