'Renewable' eyes? Overcoming aging with bionic implantsAdvanced artificial lenses to replace those contained in our eyes could make age related difficulties with near-vision a thing of the past. Artificial lenses are already used to replace the cloudy lenses of those with cataracts, but these have a fixed focus. The next generation of lenses will be able to change shape or position within the eye in order to focus just like the natural lens.
How fast is your brain? Simple tests that help identify neurological problemsSpeed of finger tapping and eye movements to visual targets are providing scientists and doctors with a simple tool to predict when an individual with Huntington’s disease may be about to develop the disease.
Why do we blink?Blinking is something you rarely think about but is essential to keeping our eyes healthy. Each blink bathes the eyes in warm tears that remain on the surface of the eye as a tear film, preventing injury, regulating sensory input from the eye to the brain and providing, nutrition, comfort and clear vision. So what causes us to blink?