How long does it take to go blind from cataracts?

According to the WHO, there are currently approximately 25 to 50 million people worldwide suffering from cataracts. When it comes to cataracts, many people believe they quickly lead to blindness. But is this the case? In the article below, Zextrasure will explore a detailed and accurate answer to the question, “How long does it take to go blind from cataracts?”

1. What are Cataracts?

Before looking for an answer to the question "How long does it take to go blind from cataracts?",  it's important to first understand what cataracts are.

Cataracts occur when the eye's natural lens becomes cloudy, affecting vision clarity. When cataracts form, the lens becomes cloudy. This makes it harder for light to pass through and causes blurred or dimmed vision.

Cataracts are common among older adults ages 45 - 50 years old. Additionally, factors such as genetics, injury, certain medications, and conditions like diabetes can contribute to their development. Cataracts can cause symptoms such as cloudy vision, trouble seeing in low light, and increased sensitivity to glare….

The answer to the question “Can untreated cataracts cause blindness?” is Yes

2. How long does it take for cataracts to cause blindness

The question "How long does it take to go blind from cataracts?" does not have a correct answer. Cataracts usually progress gradually, with the rate of development differing for each person. In most cases, cataracts can take Cataracts come in various forms, and the rate at which they impair vision can differ depending on the type, including:

Types of cataract

Cataracts come in various forms, and the rate at which vision deteriorates can differ depending on the type, including:

• Nuclear Cataracts: These usually progress slowly and may take many years to significantly affect vision.
• Cortical Cataracts: These tend to develop faster than nuclear cataracts and can lead to quicker vision loss.
• Posterior Subcapsular Cataracts: These typically develop rapidly and can significantly affect vision in a short amount of time.

Age and overall health 

Older adults and individuals with underlying health conditions should pay close attention to the answer to the question, “How long does it take to go blind from cataracts?”. Cataracts are more likely to develop and can advance quickly in individuals as they age. Additionally, those with diabetes, high blood pressure, or other eye-related health issues may experience faster cataract progression compared to younger individuals.

Lifestyle and environmental factors

Lifestyle factors can also contribute to the faster progression of cataracts, including:

• UV Exposure: People who are frequently exposed to ultraviolet rays from sunlight may have an increased risk of developing cataracts more quickly.
• Smoking: Smoking is a risk factor that increases the likelihood of developing cataracts and can accelerate its progression.
• Diet and Nutrition: A diet deficient in antioxidants, like vitamins C and E, can increase the likelihood of cataract formation.

Can you go blind from cataracts? - Yes. you can blind from cataracts 

See other: The truth you need to know about eye drops for cataracts

3. Methods to prevent blindness due to cataracts

The answer to the question "How long does it take to go blind from cataracts?" has been discussed above. Accordingly, to reduce the risk of blindness from cataracts, it’s essential to seek treatment as early as possible. Surgery is often the best option, but the decision to undergo surgery depends on the severity of the cataracts and how much they are affecting your daily life.

Additionally, after surgery, your eyes may still experience complications like secondary cataracts, so it's important to be aware and seek appropriate treatment.

In cataract surgery, the cloudy natural lens is taken out and substituted with a transparent artificial lens. However, if cataracts are not seriously affecting your vision, surgery might not be necessary right away. You can boost your eye health with a few simple tips here:

• Wearing sunglasses that block 100% of UV rays can help protect your eyes from the harmful effects of ultraviolet light.
• You can eat foods rich in antioxidants, such as vitamins C and E. It can help protect your eyes from oxidative stress. Leafy greens, fruits, and other colorful vegetables are excellent sources of these nutrients. Omega-3 fatty acids found in fish can also support eye health.
• You should quit smoking. Smoking cigarettes greatly raises the likelihood of developing cataracts. It accelerates the development of cataracts and harms the blood vessels in the eyes. 
• Regular eye check-ups can help detect cataracts early, allowing for timely treatment. 
• Excessive alcohol intake can increase the risk of cataracts, so limiting alcohol consumption can help reduce the likelihood of developing them.
• Eye injuries can lead to cataract formation, so it is essential to wear protective eyewear during activities that pose a risk, such as sports or working with hazardous materials.

Surgery is often the best option for cataracts

4. FAQs

Can cataracts cause permanent blindness?

Yes, if left untreated for a very long time, cataracts can cause permanent blindness. However, this is rare in developed countries because cataracts can be treated effectively with surgery.

What happens if you don't have cataract surgery?

If you do not undergo cataract surgery, you may experience the following conditions:

• Vision continues to deteriorate
• Daily activities become increasingly difficult
• Increased risk of falls and accidents
• As cataracts progress, their removal becomes more difficult and complex.
• May develop glaucoma or other complications

At what stage should cataract surgery be performed?

Just like the answer to the question, "How long does it take to go blind from cataracts?" there is no precise timing to determine when you need cataract surgery. However, you can rely on the following signs to help decide

• When cataracts affect quality of life
• When vision drops below 20/50 (6/15)
• When it causes difficulty in daily activities such as Reading, Driving, Watching TV, Recognizing faces,...
• When recommended by an ophthalmologist after examination

With the detailed information above, you now understand the answer to the question, “How long does it take to go blind from cataracts?” Cataracts are a condition that progresses over time, and identifying early signs can help you find timely and effective treatment options to ensure the health of your eyes.