---
title: What is astigmatism and how is it managed?
description: "Astigmatism occurs when the cornea or lens has different curvatures in different meridians, so light does not focus to a single sharp point. This can cause blurred or distorted vision at both distance and near. ## Causes and correction Astigmatism…"
url: "https://bluefinvision.com/knowledge-base/topics/eye-health/what-is-astigmatism-and-how-is-it-managed/"
updated: "2025-12-11"
category: Eye Health
---

# What is astigmatism and how is it managed?

Astigmatism occurs when the cornea or lens has different curvatures in different meridians, so light does not focus to a single sharp point. This can cause blurred or distorted vision at both distance and near.

## Causes and correction

Astigmatism is often present from birth and may occur alongside myopia or hyperopia. Management typically involves glasses or contact lenses with cylindrical power; in suitable adults, refractive surgery or toric intraocular lenses can also correct it.

- Uncorrected astigmatism may lead to eyestrain and headaches
- Regular refraction helps maintain clear and comfortable vision
- Toric soft or rigid lenses are options for contact lens wearers
- Significant changes in astigmatism over time may warrant further investigation