KSA Vision Center · Blog

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Every story begins with the eyes. Here we share knowledge, experiences and news about vision health and freedom.

55 articles · Eyes & Health

Ozempic and Vision: How Weight Loss Drugs Affect Your Eyes
Eye Health & Tips

Ozempic and Vision: How Weight Loss Drugs Affect Your Eyes

Semaglutide drugs like Ozempic may raise NAION risk—a rare cause of sudden vision loss—up to ninefold, one study found. Evidence remains retrospective, but doctors now advise a baseline eye exam first.

1. April 2026
The Secret Language of Colour Loss: Understanding Köllner’s Rule
Eyes & Health

The Secret Language of Colour Loss: Understanding Köllner’s Rule

Which colours fade first can reveal exactly where an eye disease is hiding: blue-yellow loss points to the outer retina, red-green loss to deeper nerve pathways. Glaucoma is the notable exception, starting with blue-yellow defects before shifting to red-green as it advances.

12. March 2026
Screen Eye Strain Relief: Digital Eye Fatigue Tips
Eye Health & Tips

Screen Eye Strain Relief: Digital Eye Fatigue Tips

Screen use often causes itchy eyes, headaches and blurred vision in those aged 18-40. The 30-minute blink rule, arm's-length positioning and hydration help, but persistent symptoms may need vision correction.

29. May 2025
5 Eye Health Facts: Protect Your Vision Today
Interesting Facts

5 Eye Health Facts: Protect Your Vision Today

Daily habits like UV sunglasses, outdoor time, screen hygiene, and drops shape long-term vision. Annual exams can also catch early signs of diabetes, high blood pressure, or glaucoma.

20. November 2024
Blue Light Protection: Digital Eye Safety Tips
Eyes & Health

Blue Light Protection: Digital Eye Safety Tips

Screens strain eyes through reduced blinking and blue light buildup. Blink often, use the 20-20-20 rule, and limit kids' exposure, since their eyes filter blue light poorly until 18.

23. August 2017
How Eyes Work: Vision Basics Explained
KSA Vision Center

How Eyes Work: Vision Basics Explained

Understanding how light travels through the eye to become sight helps explain why even small changes in vision matter. A short video breaks down the process step by step, making this everyday function easy to grasp.

30. March 2017
Night Phone Use & Vision Loss: Eye Care Guide
Eye Health & Tips

Night Phone Use & Vision Loss: Eye Care Guide

Two women in their 20s and 40s had repeated 15-minute vision blackouts from scrolling sideways in bed, one eye adjusted to light, one to dark. Doctors warn of lasting damage, citing Harvard blue-light research.

25. November 2016
Glaucoma Prevention Diet | Natural Eye Health Tips
Eye Health & Tips

Glaucoma Prevention Diet | Natural Eye Health Tips

Dr Greger says diet may slow glaucoma progression and ease outcomes after diagnosis. He outlines protective foods and steps for those already diagnosed.

15. April 2016
LASIK Surgery Risks & Recovery | Eye Clinic Tallinn
Flow Procedure

LASIK Surgery Risks & Recovery | Eye Clinic Tallinn

LASIK succeeds often, but recovery brings blurriness, dry eyes and light sensitivity, especially for long-sighted patients. Flap issues and infection are rare, yet some still need glasses or enhancement.

29. March 2016
Sleep Quality & Immunity: Health Tips for Better Rest
Eyes & Health

Sleep Quality & Immunity: Health Tips for Better Rest

Poor sleep does more than leave you tired: it weakens immunity, disrupts weight regulation and raises the risk of diabetes and heart disease. A consistent bedtime routine, plus a cool, dark and quiet room, can make falling and staying asleep easier.

24. March 2016
Eye Nutrition for Vision Health: Prevent AMD & Cataracts
Eyes & Health

Eye Nutrition for Vision Health: Prevent AMD & Cataracts

Diet may shape risk for all four leading causes of blindness, with kale intake cutting glaucoma risk 69%. Vegans showed 40% lower cataract risk than meat eaters in a 27,670-person study.

11. March 2016
Vitamin A for Eye Health | Vision Care Tips
Eyes & Health

Vitamin A for Eye Health | Vision Care Tips

Vitamin A and beta-carotene may slow macular degeneration, retinitis pigmentosa and Stargardt's disease. Plant sources are safe, but high-dose supplements raise lung cancer risk in smokers.

6. January 2016