Vision loss or blindness occurs when you cannot see anything. However, it may includes blurred vision, cloudy vision, double vision, poor night vision, and loss of peripheral vision.
It can affect one eye or both eye and may occur gradually or suddenly and may also be partial or complete.
Complete loss of Vision
When the vision cannot be restored or corrected with glasses or contact lens. In this cause you cannot see anything including light.
Infact, it requires a new approach and adaptation to new life. You learn new skills for example, you may need to learn the following;
1.Use a guide log
2.Re-organize your home in such away you can easily find things and stay away from danger.
3. Learn how to use other body sense to identify and solve little problems around you.
4 You can get some adaptive products such as specialized smartphone, accessible cookware and color identification tag
5. Where necessary you can get a house maid or personal assistant
Partial loss of Vision
This occurs when you have limited vision and partially see light reflection. Your doctor needs to guide you on how to function with limited vision.
For instance, you can use a magnifying glass to read, increase the text size on your phone and computer, use audio books and clock.
What You Need To Know About The Eye
The eye is a vital and complex organ in the body that needs to be protected. Its the light of the of the body.
There are many part in the organ that need to work together to give clear vision such as the cornea, lens, retina, optic nerve, tear duct, iris, and the pupils.
Knowing each part of the eye and its function helps to identify some vision problems and symptoms early and seek immediate medical help before it becomes worsen.
Part of the Eye and its functions
1. Cornea: The cornea is the layer of clear tissue situated in the front of the eye. It helps focus light.
2. Tear duct: The opening of the tear ducts are located in the upper and lower eyelids at the corner of each eye.
This tears keeps the cornea lubricated and clear of debris and clear tears away.
3. Lens and Retina: The lens is behind the pupils. It focuses light to the retina, the light sensitive cell in the back of the eyeball. Retina convert images into electrical signal that are sent to the optic nerve.
4.Iris and Pupils: Iris is the colored part of the eye. It control the amount of light coming in through the pupils.
Common Eye Problems To Know
1. Dry eye syndrome
Dry eye is a lack of tears which is associated with tear formation, tear ducts or eyelids. It always occur as a side effect to some medications.
The signs of dry eye syndrome are pains in the eye and blurred vision.
Glaucoma is an increased pressure in the fluid of the eye. This can cause optic nerve damage. Often, glaucoma is the common cause of vision loss.
Risk factors for glaucoma are;
Cataracts is a clouding of the lens causing blurring or tinted colored vision. Its mostly common in elderly.
4. Age related muscular degeneration
Age related muscular degeneration is a gradual damage to the cell of the macula. However, this condition is more common in people of 60 years of age and above and majorly the main cause of blindness in people around this age in United State.
5.Retina tear or detachment
This condition occurs when the retina separate from the back of the eye and should be treated as medical emergency.
Signs of detached retina;
2.Partial loss of vision
3.Complete loss of vision
As a result, the damage to the blood vessel of the retina caused diabetes and the best way to prevent diabetes is to put your sugar level under control.
Signs of Diabetes Retinopathy:
2.Dark spot in the field of vision which can later leads to blindness or loss of vision.
This is also called amblyopia, it occur when vision has not developed properly in the eyes and the brain begins to favor the eye with better vision
In order to prevent blindness in children, the American Optometric Association has recommends that you have your child’s eye examination every:
1.6 months of age
2.3years of age
3.Every year between age six and seventeen years.
However, if you notice any signs and symptoms of vision loss or blurred vision between this period of routine test visit, immediately book an appointment with the eye doctor.
People at risk of blindness are;
The following people at the higher risk of of blurred vision or vision loss;
1.People living with diabetes
2.Anyone undergoing eye surgery
4.Those with stroke
5.Factory worker or people who work with toxic chemical or sharp objects
6. Elderly people
7. Those with glaucoma and muscular degeneration
Ways to Diagnose Vision Loss
Foremost, an eye examination by an optometrist will be helpful to ascertain the level of the partial or total vision loss.
You will have to undergo series of test to be able to clarify your vision, know the elasticity of the eye muscle and how your pupil reacts to light.
Meanwhile, the general health of your eye will be examined using a slit-lamp. Its a low- power microscope paired with a light intensity.
Ways to prevent Blindness are;
1. Do not apply sugar water, breast milk, battery water, camphor, local gin, urine, native herbs, onion water into the eyes
2. Do not separate fight if you have only one seeing eye because of damage to the only remaining eye
3. Do not use eye drugs belonging to another person with the same eye complaint
4. Avoid rubbing the eye with dirty hands, dirty handkerchief
5. Avoid self-medication
6.Avoiding rubbing the eyes when there is a foreign body in the eye
7.Wear protective goggles i
f you are toxic chemical worker or other industrial worker
8. Immunize your child with the measles vaccine and other five killer diseases. Note, measles complications as a result of unimmunized can leads to blindness
9. Wash your face with clean water always
10. Wash your eye with soap and water frequently
11. Eat lots of fruits and vegetables
12. Do not play nor allow children to play with sharp objects like forks, knives, pencils, brooms, sticks, etc
13. Avoid tobacco smoke
14. Try to take a glass of green tea daily
15.Manage your blood sugar
17. Check your eyes at least once a year
18. Never apply an un-prescribed medication to the eye.
19. Consult your doctor if you noticed eye symptoms.
20. Finally, never share eye medications with family and friends, because the indication for prescribing the medication may not be similar to your eye condition and could lead to blindness.
How is Vision Loss Managed?
Here are ways to restore impaired vision back if not a permanent blindness that cannot be corrected.
1.Use of Eye glasses
Impacts of Vision loss on human
In young children, loss of vision or blindness can affect child’s life in the following ways;
1.Lower child’s educational performance especially in school age children.
2.Such child can experience delayed motor response.
3.Affect cognitive and emotional development of rea child
4. May also have impacts on the child’s speech and language.
while in adults, vision loss and blindness can severely impacts quality of life. Adults with loss of vision often have the following challenges
1.Depression and Anxiety
2.Difficulty in walking
3.Higher risk of falls and fractures
5.Poor social participation and involvements
6.Early entry into a nursing home or care home
Impacts of Vision loss on Economic