Common Causes of Worsening Eyesight

Common Causes of Worsening Eyesight

Most individuals take their vision for granted until they experience issues with it like blurred vision. The capacity to see helps us navigate our surroundings and participate in various activities. It is, nonetheless, typical for eyesight to degrade over time.

In this article, we will explore this question: Why does eyesight get worse? in more detail and examine the evidence behind it.

Why Does Eyesight Get Worse?

The answer relies on several things. Vision changes might be caused by an accident, an eye disease, or an underlying sickness, or they can occur as a normal aspect of aging. 

Causes of Worsening Eyesight

Genetic Factors

Genetics can have a big impact on our eye health and visual quality. As we age, these issues may worsen, necessitating corrective lenses or surgical surgery. Regular eye exams can aid in the early detection of certain disorders and allow for proper care.

Myopia (Nearsightedness)

Myopia is a frequent refractive defect in which distant items look hazy but close objects are seen. When the eyeball is too lengthy or the cornea is too curved, light entering the eye focuses in front of the retina rather than directly on it. Myopia usually begins in childhood and progresses until the eyes stop developing, which is usually in early adulthood.

Hyperopia (Farsightedness)

Hyperopia is a refractive defect that causes trouble seeing close things. When the eyeball is too short or the cornea has too little curvature, light focuses behind the retina rather than directly on it. 

While minor hyperopia is normal and may not necessitate treatment, considerable farsightedness can cause eyestrain, headaches, and problems with tasks requiring close focus. Hyperopia is frequently present at birth and can alter with maturity.

Common Age-Related Eye Problems

age related eye problems

Our eyes naturally change as we age, which might impair our eyesight.


Presbyopia is the age-related decline of the eye’s capacity to concentrate on close objects. It is a normal part of the aging process, but it is treatable with reading glasses or other visual aids.


Glaucoma is a collection of eye disorders that can cause optic nerve damage, resulting in visual loss. It is frequently accompanied by increased intraocular pressure.


Cataracts are caused by the clouding of the lens of the eye, resulting in impaired or poor vision. Age is a key risk factor for cataract development.

AMD (Age-Related Macular Degeneration)

The macula, the core region of the retina, is affected by AMD, resulting in a loss of central vision. It is a progressive disease that usually worsens with age.

Diabetes-Related Retinopathy

Diabetes patients are at risk of developing diabetic retinopathy, a disorder that damages the blood vessels in the retina and, if unchecked, can result in visual vision loss.

Environmental and Lifestyle Factors

Digital Screen Exposure

Prolonged exposure to digital screens, such as those seen on computers and smartphones, can result in digital eye strain. Symptoms include tiredness, dry eyes, and impaired vision, all of which contribute to general eye discomfort and may decrease eyesight.

Insufficient lighting

Poor lighting strains the eyes as they strive to adjust to changing levels of illumination. Inadequate or intense illumination can cause eye strain, making it difficult to retain good vision.

UV Radiation

Excessive ultraviolet (UV) rays exposure, particularly without sufficient eye protection, can lead to the development of cataracts and other eye disorders. UV rays can cause eye damage and impair eyesight over time. So better wear sunglasses when under the sun.

Nutrition Deficiencies

Deficiencies in key vitamins and minerals, notably vitamins A, C, and E, can have a severe influence on eye health and lead to visual difficulties.


Tobacco use harms blood vessels throughout the body, including those in the eyes. This can raise your chances of developing age-related macular degeneration (AMD) and cataracts.

Excessive Alcohol Consumption

Excessive alcohol drinking can harm the optic nerve and contribute to eyesight loss.

Maintaining Healthy Eyesight

Regular Eye Exams: Early Detection and Intervention

regular eye exams

Regular eye exams are critical for recognizing and correcting vision changes. These comprehensive exams can detect refractive abnormalities, track the evolution of eye diseases, and assess general eye health. I

Vision Correction Options

Refractive defects including myopia, hyperopia, and astigmatism can be efficiently repaired using various techniques. Eyeglasses and contact lenses correct vision by adjusting for particular refractive errors. Technological advancements have also enabled surgical procedures to rectify refractive problems. 

The treatment known as LASIK (Laser-Assisted In Situ Keratomileusis) reshapes the cornea to improve vision. Depending on the specific conditions, other surgical treatments such as photorefractive keratectomy (PRK) and implanted lenses may be acceptable alternatives.

Treating Cataracts

The most successful treatment for recovering eyesight is surgical excision of the cataract and replacement with an artificial lens. Cataract surgery is a common operation with a high success rate that allows people to restore good eyesight and enhance their quality of life.

Healthy Diet

A nutritious diet rich in fruits, vegetables, and whole grains offers important vitamins and minerals for good eye health.

Regular Exercise

Regular exercise promotes blood circulation, which is essential for healthy eyes.

Limit Screen Time

Take breaks from digital gadgets and follow the “20-20-20 rule”: stare at something 20 feet away for 20 seconds every 20 minutes.

Smoking cessation

Quitting smoking decreases the chance of acquiring eye disorders substantially.

Prioritizing Eye Health

Maintaining strong eyesight for the rest of one’s life is a priority that necessitates proactive maintenance and frequent eye exams. Understanding the variables that contribute to deteriorating vision, such as genetics, age, lifestyle choices, chronic health issues, and environmental factors, enables people to adopt appropriate preventative steps and keep good eye conditions. 

It is possible to preserve and enhance eye health, preserving good vision for years to come, by adopting a healthy lifestyle, protecting the eyes from hazardous environmental influences, and seeking prompt assistance. Ask family history of eye problems like glaucoma and age related macular degeneration amd.

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Dr. Kimberly Langdon

Kimberly Langdon

Dr. Kimberly Langdon has been an MD for 31 years, board-certified obstetrician/gynecologist with 19-years of clinical experience. She graduated from The Ohio State University College of Medicine, earning Honors in many rotations. She then completed her OB/GYN residency program at The Ohio State University Medical Center, earning first-place accolades for her Senior Research Project and Score of 98th percentile on a National Proficiency Test.

During her clinical career, she delivered over 2000 babies and specialized in minimally invasive procedures, menopause, endometriosis, menstrual disorders, and polycystic ovarian syndrome. After retiring from clinical practice, she founded a medical device company to commercialize her two patented and four patent-pending medical devices for both life-threatening and non-life-threatening infections.

Kimberly Langdon M.D.

Founder and Chief Scientific Officer, Coologics, 2010-present
The Ohio State University College of Medicine, Doctor of Medicine 1987-1991
The Ohio State University Hospital Department of Obstetrics and Gynecology Residency Program 1991-1995
Private practice 1995-2010

Po-Chang Hsu

Po-Chang Hsu

Po-Chang Hsu, M.D., received his medical doctorate from Tufts University School of Medicine in Boston. During his medical school training, Dr. Hsu worked with various patients, including adult and pediatric patients with acute and chronic conditions. Dr. Hsu’s interests include neurology, psychiatry, pediatrics, and sleep medicine.

Before medical school, Dr. Hsu finished a master’s degree at Harvard University and wrote a thesis on neuroimaging in schizophrenia patients at Brigham and Women’s Hospital, a Harvard Medical School-affiliated hospital. Dr. Hsu was also a part of the 2008 NASA Phoenix Lander Mission team, which sent a robotic spacecraft to the North polar region of Mars. Dr. Hsu also had research experience on neuroimaging in neonates at Boston Children’s Hospital, another Harvard Medical School-affiliated Hospital.

Since graduating from medical school, Dr. Hsu has worked as a full-time medical writer and consultant. In addition, he has experience writing and ghostwriting books and articles for physicians and health technology start-up companies. Dr. Hsu believes good communication between healthcare providers and patients creates the best results.


-Peer Reviewed Journal Article:
Kounaves, S.P., Hecht, M.H., West, S.J., Morookian, J.-M., Young, S.M.M., Quinn, R., Grunthaner, P., Wen, X., Weilert, M., Cable, C.A., Fisher, A., Gospodinova, K., Kapit, J., Stroble, S., Hsu, P.-C., Clark, B.C., Ming, D.W. and Smith, P.H. The MECA wet chemistry laboratory on the 2007 phoenix mars scout Lander. Journal of Geophysical Research. 2009, Mar; 114(E3): 10.1029/2008je003084.

-Poster Presentation:
2011 Harvard Psychiatry Mysell Poster Session; Boston, MA
Hsu, P.C., Rathi, Y., Eckbo, R., Nestor, P., Niznikiewicz, M., Thompson, E., Kubicki, M., Shenton, M.E. (March, 2011). Two-Tensor Diffusion Tensor Imaging of Acoustic Radiations in Schizophrenia

Dr. Nicolette Natale

Nicolette Natale

Dr. Nicolette Natale is a physician, with a background in Psychology, General Medicine, and English Literature, combining her expertise to provide readers with the most accurate, easy-to-understand, and comprehensive information regarding healthcare. She received her Doctorate in Osteopathic Medicine from Nova Southeastern University, and her bachelor’s in English Literature and Psychology from the University of Miami. Dr. Natale seeks to empower individuals with knowledge, fostering a greater understanding of holistic health and encouraging a proactive approach to well-being