Ultraviolet Radiation And Its Effect On Eyes Kshitij Shivhare ( 1 st Year B.Sc. Optometry ) What Eye Problems Can UV Rays Cause It is important to begin with a clear understanding of what UV radiation is. This may be more clearly pictured by defining what it is not: UV is not light; it does not form part of the visible light spectrum. It sits adjacent to the blue end of the visible portion of the electromagnetic spectrum. Type of UV Rays There are four types of UV rays: UV-A | UV-B | UV-C | UV-vaccum Over time, the effects of UV rays may help cause a number of eye problems. Long-term exposure to UV rays can lead to Macular Degeneration | Cataract | Pterygium | Skin Cancer |Corneal Sunburn ( Photokeratitis )| Pinguecula Who's at Risk for Eye Damage from the Sun Yes, everyone ( inc. Children ) is at risk for eye damage from UV radiation that can lead to vision loss. The risk of sun related eye problems is higher for people who: Spend long hours in the sun Have had cataract surgery* or have certain retina disorders Are on certain medicines, such as tetracycline, sulfa drugs, birth control pills, diuretics and tranquilizers that increase the eye's sensitivity to light. How to Protect Your Eyes from UV Rays You can protect your eyes from UV rays in two important ways: 1- Know the dangers of UV rays. 2- Wear proper eye protection and hats that block UV rays. Water(100%) | Snow(85%) | Dry sand and concrete (25%) |Grass (3%) Wear Sunglasses | A Brimmed Hat | Contact Lens Choosing UV Protection You should choose sunglasses that : Reduce glare, Filter out 99-100% of UV rays, Protect your Eyes, Are comfortable to Wear And Do not distort colors. Do Children need sunglasses ? Yes. Children are at special risk from the harmful effects of UV rays, since their eyes do not have the same ability as adults to protect from UV radiation. Like adults, children should wear brimmed caps and sunglasses that screen out 99 to 100% of UV rays. UV Protection and Eye Safety For certain outdoor activities, we may also have to use eyewear designed to provide impact protection for that activity. Biking/Cycling UV protection Protection from wind and debris Skiing/Winter sports UV protection Polarized lenses to reduce glare and brightness Yellow, amber, orange-red tints to improve contrast Working Outdoors with Power tools / Chemicals Protective eyewear UV protection REFERENCE 1- How Can UV Rays Damage Your Eyes? | Prevent Blindness [Internet]. Preventblindness.org. 2016 [cited 21 July 2016]. Available from: http://www.preventblindness.org/how-can-uv-rays-damage- your-eyes 2- Walsh K. UV radiation and the Eye [Internet]. 1st ed. Johnson & Johnson Medical Limited; 2016 [cited 21 July 2016]. Available from:https://www.jnjvisioncare.co.uk/sites/default/files/public/uk/ documents/tvci_uv_radiation_and_the_eye.pdf Sankara College of Optometry | Kundanhalli Gate, Bangalore INSERT HERE Skin Cancer (Eyelid) Photokeratitis Pinguecula Pterygium Cataract Wet - ARMD

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Ultraviolet Radiation And Its Effect On EyesKshitij Shivhare ( 1st Year B.Sc. Optometry )

What Eye Problems Can UV Rays Cause

It is important to begin with a clear understanding of what UV radiation is. This may be more clearly pictured by defining what

it is not: UV is not light; it does not form part of the visible light spectrum.

It sits adjacent to the blue end of the visible portion of the electromagnetic spectrum.

Type of UV Rays

There are four types of UV rays:

UV-A | UV-B | UV-C | UV-vaccumOver time, the effects of UV rays may help cause a number of eye

problems.

Long-term exposure to UV rays can lead to

Who's at Risk for Eye Damage from the SunYes, everyone ( inc. Children ) is at risk for eye damage from UV

radiation that can lead to vision loss.

The risk of sun related eye problems is higher for people who:

Spend long hours in the sun Have had cataract surgery* or have certain retina disorders

Are on certain medicines, such as tetracycline, sulfa drugs, birth control pills, diuretics and tranquilizers that increase the eye's

sensitivity to light.

How to Protect Your Eyes from UV RaysYou can protect your eyes from UV rays in two important ways:

1- Know the dangers of UV rays.2- Wear proper eye protection and hats that block UV rays.

Water(100%) | Snow(85%) | Dry sand and concrete (25%) |Grass (3%)

Wear Sunglasses | A Brimmed Hat | Contact Lens

Choosing UV ProtectionYou should choose sunglasses that :

Reduce glare, Filter out 99-100% of UV rays, Protect your Eyes, Are comfortable to Wear And Do not distort colors.

Do Children need sunglasses ?Yes. Children are at special risk from the harmful effects of UV rays, since their eyes do not have the same ability as adults to protect from

UV radiation.Like adults, children should wear brimmed caps and sunglasses that

screen out 99 to 100% of UV rays.

UV Protection and Eye SafetyFor certain outdoor activities, we may also have to use eyewear

designed to provide impact protection for that activity.

Biking/CyclingUV protection

Protection from wind and debrisSkiing/Winter sports

UV protectionPolarized lenses to reduce glare and brightness

Yellow, amber, orange-red tints to improve contrastWorking Outdoors with Power tools / Chemicals

Protective eyewearUV protection

REFERENCE1- How Can UV Rays Damage Your Eyes? | Prevent Blindness [Internet]. Preventblindness.org. 2016 [cited 21 July 2016]. Available from: http://www.preventblindness.org/how-can-uv-rays-damage-your-eyes

2- Walsh K. UV radiation and the Eye [Internet]. 1st ed. Johnson & Johnson Medical Limited; 2016 [cited 21 July 2016]. Available from:https://www.jnjvisioncare.co.uk/sites/default/files/public/uk/documents/tvci_uv_radiation_and_the_eye.pdf

Sankara College of Optometry | Kundanhalli Gate, Bangalore

INSERT HERE

Skin Cancer (Eyelid) Photokeratitis

Pinguecula Pterygium

Cataract Wet - ARMD