Northernlight

Teary eyes, medically known as epiphora, refer to excessive production or poor drainage of tears, leading to watery eyes. Though often considered a minor discomfort, persistent tearing may indicate underlying ocular or systemic disorders. This paper explores the anatomy and physiology of tear production, causes of teary eyes, diagnostic approaches, and available management options. The study […]

The eyes are among the most metabolically active organs in the human body, constantly exposed to oxidative stress, ultraviolet (UV) radiation, and environmental toxins. Nutrition plays a vital role in maintaining optimal visual function and preventing degenerative eye diseases such as age-related macular degeneration (AMD), cataracts, and dry eye syndrome. This review explores the key

The field of ophthalmology is entering a transformative era, driven by remarkable advancements in gene and cell therapy. These innovative treatments are revolutionizing how medical scientists and clinicians approach genetic and degenerative eye disorders — conditions that were once considered irreversible causes of blindness.Eye diseases such as retinitis pigmentosa, age-related macular degeneration (AMD), Leber congenital amaurosis (LCA), and Stargardt

Vision is one of the most vital senses, yet millions of Nigerians suffer from preventable ortreatable eye diseases due to lack of awareness, limited access to specialized care, andfinancial constraints. In fast-growing urban areas like Mararaba (in Nasarawa State) andNyanya (in the Federal Capital Territory, Abuja), the demand for affordable, high-qualityeye care services is increasing

The human eye is not only essential for vision but also serves as a unique indicator of general health. Many systemic diseases, such as diabetes, hypertension, and neurological disorders, manifest early signs in the eyes. This review explores the concept that the eyes are “windows to your health,” examining how ocular changes can reflect underlying

Introduction Global Burden of Vision Impairment Barriers to Eye Health “Love Your Eyes” – Preventive Strategies & Interventions Case Studies / Examples Impacts of Prioritising Eye Health Recommendations Conclusion World Sight Day 2025’s “Love Your Eyes” theme is a call to action: it reminds us that good vision is not a privilege but a human right, and

What is Refraction? Refraction is a process your eye care expert uses to measure your refractive error or vision issue. A refractive error is an optical flaw that does not enable light to be brought into sharp focus on your retina, resulting in blurred or distorted vision. Examples of refractive errors are myopia, hyperopia, and

People often ask about the distinction between being blind and being “legally blind.” Because “blindness” can mean several different things, legally blind is the threshold at which someone is considered visually impaired for legal purposes such as for insurance purposes, receiving certain benefits, or being accepted into various programs. Blind people are “legally blind,” but

What is a cataract? A cataract is a clouding of the lens in the eye that affects vision. Most cataracts are related to aging. Cataracts are prevalent and common in older people. By age 80, more than half of all Americans have either a cataract or have had cataract surgery. A cataract can occur in

IntroductionYour eyesight is one of your most valuable senses, yet it is often taken for granted. With the increasing use of screens and digital devices, maintaining good eye health is more important than ever. At Nothernlight Eye Centre, we believe in proactive eye care to ensure lifelong vision health. Here are expert tips to help