Tuesday, March 20, 2012

Sample Research Paper from Charles Dexter Cruz, VMHS


“THE IMPLICATION OF POOR EYESIGHT TO THE STUDENTS OF VMHS”

I. INTRODUCTION

A.      Overview of the Study
Eyesight also known as visual perception is the ability to interpret information and surroundings from the effects of visible light reaching the eye. Most of us are born with perfect natural vision. It may sound hard to believe but everything we do impacts our vision. Even the smallest things, like reading a book before we fall asleep, can influence our eye health. That is why when talking about the most common causes and implications of having poor eyesight, we need to check it out within ourselves first. Because unfortunately, age and lifestyle habits slowly damage our eyes until one day we find ourselves visually impaired.

B.      Statement of the Problem

This research entitled ‘‘The Implication of Poor Eyesight to the Students of V.M.H.S ’’ seeks to answer the following questions:

1.                   What are the causes of poor eyesight ? 
2.                   What is the impact of having poor eyesight to the students of VMHS?
3.                   What are the ways to prevent poor eyesight ?
4.                    What remedies can be done for having poor eyesight?

C.      Significance of the Study
This study is significant to the students of VMHS to have a better understanding of what eye health is and what they can do to maintain their good sight, what to do when suffering from poor eyesight, and what ways can be done to prevent having eyesight problems.
This study is also important to the researcher as an addition to his body of knowledge aside from the lessons that he will gain from conducting the study.
Furthermore, it will also be very helpful to future researchers as a basis for conducting their studies and will also be a good source of reference to other people seeking sources regarding eye checkup.
D.      Scope and Limitation

This study will only focus regarding research on eyesight problems, its causes, preventions and remedies. Presentations in this research shall only be based on textbooks, online media and other related materials.

It will be limited from conducting actual experimentation like distributing questionnaires and interviews.

E.       Definition of Terms

Eyesight –
Vision –
Blurriness -

II. REVIEW OF RELATED LITERATURE
Vision Problems
There are many types of eye problems and visual disturbances. These include blurred vision, halos, blind spots, floaters, and other symptoms. Blurred vision is the loss of sharpness of vision and the inability to see small details. Blind spots (scotomas) are dark "holes" in the visual field in which nothing can be seen.
Considerations
Changes in vision, blurriness, blind spots, halos around lights, or dimness of vision should always be evaluated by a medical professional. Such changes may represent an eye disease, aging, eye injury, or a condition like diabetes that affects many organs in your body.
Whatever the cause, vision changes should never be ignored. They can get worse and significantly impact the quality of your life. Professional help is always necessary. As you determine which professional to see, the following descriptions may help:
·                     Opticians dispense glasses and do not diagnose eye problems.
·                     Optometrists perform eye exams and may diagnose eye problems. They prescribe glasses and contact lenses. In some states, they treat diseases that affect the eyes.
·                     Ophthalmologists are physicians who diagnose and treat diseases that affect the eyes. These doctors may also provide routine vision care services, such as prescribing glasses and contact lenses.
·                     Sometimes an eye problem is part of a general health problem. In these situations, your primary care provider should also be involved.
Causes
Vision changes and problems can be caused by many different conditions:
·                     Presbyopia -- difficulty focusing on objects that are close. Often becomes noticeable in your early to mid 40s.
·                     Cataracts -- cloudiness over the eye's lens, causing poor nighttime vision, halos around lights, and sensitivity to glare. Daytime vision is eventually affected. Common in the elderly.
·                     Glaucoma -- increased pressure in the eye, causing poor night vision, blind spots, and loss of vision to either side. A major cause of blindness. Glaucoma can happen gradually or suddenly -- if sudden, it's a medical emergency.
·                     Diabetic retinopathy -- this complication of diabetes can lead to bleeding into the retina. Another common cause of blindness.
·                     Macular degeneration -- loss of central vision, blurred vision (especially while reading), distorted vision (like seeing wavy lines), and colors appearing faded. The most common cause of blindness in people over age 60.
·                     Eye infection, inflammation, or injury.
·                     Floaters -- tiny particles drifting across the eye. Although often brief and harmless, they may be a sign of retinal detachment.
·                     Retinal detachment -- symptoms include floaters, flashes of light across your visual field, or a sensation of a shade or curtain hanging on one side of your visual field.
·                     Optic neuritis -- inflammation of the optic nerve from infection or multiple sclerosis. You may have pain when you move your eye or touch it through the eyelid.
·                     Stroke or TIA.
·                     Brain tumor.
·                     Bleeding into the eye.
·                     Temporal arteritis -- inflammation of an artery in the brain that supplies blood to the optic nerve.
·                     Migraine headaches -- spots of light, halos, or zigzag patterns are common symptoms prior to the start of the headache. An ophthalmic migraine is when you have only visual symptoms without a headache.
Other potential causes of vision problems include fatigue, overexposure to the outdoors (temporary and reversible blurring of vision), and many medications.
Medications that can affect vision include antihistamines, anticholinergics, digitalis derivatives (temporary), some high blood pressure pills (guanethidine, reserpine, and thiazide diuretics), indomethacin, phenothiazines (like Compazine for nausea, Thorazine and Stelazine for schizophrenia), medications for malaria, ethambutol (for tuberculosis), and many others.
Home Care
Safety measures may be necessary if you have any vision problems. For example, if you have trouble seeing at night, you should not drive after dusk. It may be helpful to increase the amount of light in a room or arrange a home to remove hazards. A specialist at a low-vision clinic may be able to help.
When to Contact a Medical Professional
If:
·                     You experience partial or complete blindness in one or both eyes, even if it is only temporary.
·                     You experience double vision, even if it is temporary.
·                     You have a sensation of a shade being pulled over your eyes or a curtain being drawn from the side.
·                     Blind spots, halos around lights, or areas of distorted vision appear suddenly.
·                     You have eye pain, especially if also red. A red, painful eye is a medical emergency.
Call your doctor if you have:
·                     Trouble seeing objects to either side
·                     Difficulty seeing at night or when reading
·                     Gradual loss of the sharpness of your vision
·                     Difficulty distinguishing colors
·                     Blurred vision when trying to view objects near or far
·                     Diabetes or family history of diabetes
·                     Eye itching or discharge
·                     Vision changes that seem related to medication (Do NOT stop or change a medication without talking to your doctor.)
What to Expect at Your Office Visit
Your provider will check vision, eye movements, pupils, the back of your eye (called the retina), and eye pressure when needed. An overall medical evaluation will be done if necessary.
Your provider will ask questions about your vision problems, such as:
·                     When did this begin? Did it occur suddenly or gradually?
·                     How often does it occur? How long does it last?
·                     When does it occur? Evening? Morning?
·                     Is the problem in one eye or both eyes?
·                     Is your vision blurred, or is there double vision?
·                     Do you have blind spots?
·                     Are there areas that look black and missing?
·                     Is side (peripheral) vision missing?
·                     Are halos (circles of light) seen around shiny objects or lights?
·                     Do you see flashing lights or zigzag lines?
·                     Do you have sensitivity to light?
·                     Do stationary objects seem to be moving?
·                     Are colors missing? Is it difficult to differentiate colors?
·                     Is there pain?
·                     Are your eyes crossed? Does one or both of your eyes "drift"?
·                     Have you had an injury, infection, allergy symptoms, added stress or anxiety, feelings of depression, fatigue, or headache in the last few weeks to months? Have you been exposed to pollens, wind, sunlight, or chemicals in this time frame? Have you used any new soaps, lotions, or cosmetics?
·                     Is your vision better after you rest?
·                     Is it better with corrective lenses?
·                     Are there other symptoms present like redness, swelling, headache, pain, itching, discharge/drainage, a sense that something is in the eye, increased or decreased tearing, etc.?
·                     What medications do you take?
·                     Do you have diabetes, or is there a family history of diabetes?
The following tests may be performed:
·                     Slit-lamp examination
·                     Refraction test
·                     Tonometry
Treatments depend on the cause. Surgery will be recommended for some conditions (such as cataracts). Diabetics must control their blood-sugar level.

Prevention
Regular eye checkups from an ophthalmologist or optometrist are important. They should be done once a year if you are over age 65. Your doctor will recommend earlier and more frequent exams if you have diabetes or if you are already showing early signs of eye problems from diabetes, high blood pressure, or other causes.
The pressure in your eyes will be measured at some visits to test for glaucoma. Periodically, your eyes will be dilated to examine the retina for any signs of problems from aging, high blood pressure, or diabetes.
These important steps can prevent eye and vision problems:
·                     Wear sunglasses to protect your eyes.
·                     Don't smoke.
·                     Limit how much alcohol you drink.
·                     Keep your blood pressure and cholesterol under control.
·                     Keep your blood sugars under control if you have diabetes.
·                     Eat foods rich in antioxidants, like green leafy vegetables.

III. CONCLUSION
When it comes to eye health, the principle is: what is bad for your body is ultimately bad for your eyes. That is why general health is one of the first things to look at. Are you healthy? Do you suffer from chronic illnesses and take medications on a regular basis? How often do you get ill?
Poor general health is one of the top factors contributing to poor eyesight and the development of various eye diseases.
Some lifestyle habits can also greatly impact your vision. Lack of physical activity, unbalanced diet, smoking or alcohol consumption are among the most common causes of eyesight problems.

IV. RECOMMENDATION
After a careful study, the researcher firmly recommends maintaining a healthy lifestyle to prevent future eye illnesses.
Minimizing computer usage, watching televisions can also do as they emit too much rays that are harmful to the eyes. But most importantly, the researcher recommends that we should follow what medical practitioners are telling us like having a good rest at times, enough sleep, healthy diet and exercise.

V. REFERENCES:
U.S. Preventive Services Task Force. Screening for glaucoma: recommendation statement. Ann Fam Med . 2005;3(2):171-172.
Spierer A. Presbyopia among normal individuals. Graefes Arch Clin Exp Ophthalmol . 2003;241(2):101-105.
www.google.com : “Poor Eyesight”
www.yahoo.com : “Poor Eyesight”
www.wikipedia.com : “Poor Eyesight”

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