April 2026 Newsletter
A JOURNEY THROUGH THE BODY'S MEDICINE CABINET
Imagine your eyes as quiet passengers on a long train journey. They don't drive the train. They don't choose the route. But they experience every bump, tunnel, and sudden change in speed. That train is your bloodstream. And every tablet, capsule, injection, or syrup you take becomes part of the journey.
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HOW TWO EYES CREATE ONE CLEAR WORLD
Binocular vision is the way our two eyes work together to create a single, clear picture of the world around us. Because our eyes are positioned a few centimetres apart, each eye sees the world from a slightly different angle, but instead of seeing two separate images, one from each eye, our brain blends them into one.
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HOW SMOKING AND VAPING AFFECT VISION
Vision changes are often blamed on age, screens, or genetics. But one of the most powerful influences on eye health is lifestyle. The eyes rely on healthy blood flow, oxygen, and delicate surface balance to function properly. Anything that interferes with circulation, oxygen levels, or tissue health will eventually affect visual health...
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WHY DOES SQUINTING SOMETIMES IMPROVE VISION?
“Squinting” is a common behaviour that many people instinctively employ when they find themselves in situations where they need to see more clearly. Whether it is to decipher small print or read a distant sign, recognise a face or watch TV from across the room, this simple action does often make things look sharper.
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COLOUR IS ALL AROUND US
Colour plays a central role in how we experience the world. With 90% of information sent to the brain being visual, colour is fundamental to human perception, deeply influencing psychology, behaviour, and communication. It impacts moods, facilitates emotional expression, enhances cognitive functions like memory...
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IF YOU THINK THIS IS STRANGE...
Let's face it... we're living in strange times. Life is uncertain, prices are rising, and climates are doing unusual things. We can't see into the future, but we can look into the past. And you know what? When we do, we see that this isn't the first time the world has experienced a wild and unexpected April.
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These newsletter articles are authored by EyeMark.
The views and opinions expressed herein are not necessarily those of the optometrist.