LASIK, a laser eye surgery that corrects common vision problems by reshaping the cornea, may help treat people with mild to moderate astigmatism. However, it may not be right for everyone.

Classic textbooks teach that the incidence of keratoconus is one per 2,000. That would equate to about 170,000 patients with keratoconus in the United States.However, more recent studies suggest ...

Astigmatism prevalence in children increased post-pandemic, with refractive astigmatism rising from 23.4% pre-pandemic to 34.7% in 2022-2023. Corneal astigmatism prevalence rose from 59.7% pre ...

Importantly, the threshold for astigmatism to cause amblyopia lowers with age—from 3 diopters (D) or more in infancy to 1.5 D by ages 3 to 4—underscoring the need for early diagnosis and ...

Introduction Degraded retinal image quality (1) and hyperopic defocus (2, 3) have been shown to trigger axial length elongation in numerous animal models. In humans, image degradation due to low-order ...

Astigmatism may affect the way a person sees lights, particularly at night. For example, they may notice glare, haze, or halos around lights when driving.

One 2018 review estimated that the prevalence of astigmatism in World Health Organization regions is 40.4 percent in adults and 14.9 percent in children, although this varied between regions.

Holiday lights, like those people decorate their homes with for Christmas, may negatively impact people with astigmatism and their ability to see clearly while driving. This is largely due to ...

1 Department of Ophthalmology, Little Flower Hospital and Research Centre, Angamaly, Kerala, India 2 Orbis India Country office, ORBIS International, Gurugram, Haryana, India 3 Optometry and Visual ...

Astigmatism can affect your ability to judge distances accurately, which can be problematic for activities like catching objects, playing sports, or navigating unfamiliar spaces. 8. Frequent eye ...

Researchers included 37 children (mean age, 9.1 years; eyes, 67) with high astigmatism (≥+3.50 diopters [D], by retinoscopy) in a longitudinal, observational study designed to evaluate the clinical ...