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What causes blurred vision? 84 possible conditions

Clear, sharp vision can help you navigate the world, from reading traffic signs to making sure you don’t miss a step in your home. Hazy vision can make you feel like someone has put a filter over your eyes and life is no longer in focus. What Are the... Read more

See a list of possible causes in order from the most common to the least.

1

Visual Impairment

Visual disturbances interfere with normal sight. The various types of visual disturbances may be caused by several conditions and disorders. Some are temporary and can be relieved with treatment. However, some can b...

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2

Head Injury

This condition is considered a medical emergency. Urgent care may be required.

A head injury is an injury to your brain, skull, or scalp. All head injuries should be treated seriously and assessed by a doctor.

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3

Stroke Overview

This condition is considered a medical emergency. Urgent care may be required.

A stroke is a medical emergency that requires immediate medical care. Learn about the signs of a stroke and what to do.

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4

Low Blood Sugar (Hypoglycemia)

This condition is considered a medical emergency. Urgent care may be required.

Hypoglycemia, or low blood sugar, is a potentially dangerous condition that's most common in people with diabetes. Learn what causes it and how to prevent it.

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5

Cataract

A cataract is a dense, cloudy area that forms in the lens of the eye. It develops slowly and eventually interferes with your vision.

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6

Glaucoma

Glaucoma is an eye condition that damages your optic nerve. Learn what causes it.

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7

Age-Related Macular Degeneration (AMD)

Macular degeneration is a common eye disorder that causes central vision loss. Learn more about it.

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8

Orthostatic Hypotension

Find out what you need to know about orthostatic hypotension - the sudden drop in blood pressure when you stand up that can make you feel faint.

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9

High Blood Pressure Overview

High blood pressure (hypertension) increases your risk for heart attack, stroke, coronary heart disease, and other serious health problems.

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10

Migraine with Aura

Migraine is a disorder characterized by repeated attacks of severe headache. Symptoms include throbbing or pulsating pain, usually on only one side of the head, and can last between four hours and three days.

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11

Brain Tumor

A brain tumor is a collection or mass of abnormal cells in your brain. A brain tumor can be cancerous (malignant) or non-cancerous (benign).

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12

Myasthenia Gravis

Myasthenia gravis is a neuromusclar disorder. It results in weakness of the skeletal muscles, and can cause double vision and drooping of the eyelid.

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13

Multiple Sclerosis Overview

The things you've wanted to know about MS are all in one place. Learn more about symptoms, treatment, and lifestyle management.

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14

Strabismus

Strabismus is a disorder in which the eyes do not line up in the same direction. People with strabismus cannot look at the same object or place with both eyes at the same time. The condition is often referred to a...

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15

Astigmatism

Astigmatism is a common vision problem caused by an error in the shape of the cornea.

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16

Peripheral Neuropathy

Peripheral neuropathy is a disorder that occurs when your peripheral nerves malfunction because they're damaged.

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17

Eye Emergencies

This condition is considered a medical emergency. Urgent care may be required.

If you have an injured eye or a foreign object in your eye, you'll likely need to seek medical attention right away. Here's what to look out for in eye emergencies.

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18

Partial Seizures

The human brain works by sending electrical signals through neurons, which are nerve cells. A seizure occurs when there's a surge in this electrical activity.

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19

Nearsightedness (Myopia)

Nearsightedness is an eye condition in which faraway objects appear blurry. Learn more about symptoms, causes, and treatment.

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20

Mini Stroke (Transient Ischemic Attack)

This condition is considered a medical emergency. Urgent care may be required.

During a transient ischemic attack (TIA, mini stroke) blood stops flowing to the brain for a short period of time. TIA doesn't kill brain cells like a stroke does. TIA causes symptoms that mimic those of a stroke.

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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