EN 
PT Protect your eyes from excessive sunlight
With the arrival of spring and the approach of summer, exposure to natural light increases significantly. Although sunlight is essential for general well-being, too much can have negative effects on eye health. Ensuring that your eyes are properly protected from sunlight is fundamental to preserving visual comfort and preventing long-term damage.
Eye allergies in spring: prevention and care
With the arrival of spring, the days get longer, the temperatures rise and nature blooms again. However, for many people, this season also brings a significant increase in allergies, including spring eye allergies, one of the main causes of visual discomfort at this time of year. Understanding the symptoms, knowing how to [...]
Self-love and prevention: taking care of your eyesight is also taking care of yourself
February is traditionally associated with love. However, as well as love for others, this is also an ideal month to emphasise the importance of self-love and health care. Looking after your eyesight is an essential gesture of prevention and well-being, with a direct impact on quality of life, daily comfort and autonomy.
How autumn/winter can affect your eyesight
With the arrival of autumn and winter, the days become shorter and natural light begins to dwindle. Temperatures drop, we spend more time indoors and, inevitably, we increase our exposure to artificial light and digital screens. Although they may seem like trivial changes, these changes in lighting can significantly affect your vision [...]
Why you should take care of your eye health every year
October: the month of sight October is Sight Month and 9 October is World Sight Day, drawing attention to eye health and the prevention of silent diseases. At Centro Óptico Ibérico (COI) we believe that to see well is to live better. That's why we encourage everyone to have their eyes checked [...]
Top 5 silent symptoms of vision problems in adults: what you should know
As we get older, it's natural for our vision to change. However, not all visual problems manifest themselves immediately or clearly. Many adults experience subtle - but significant - symptoms that can indicate changes in visual acuity, refraction or even more complex eye diseases. Being aware of these signs [...]
What you should know before choosing your child's glasses for the new school year
Find out how to choose the right glasses for your child before they go back to school. Ergonomics, resistance and visual comfort in the spotlight. Book your appointment in August! Back to school is approaching and, with it, routine, homework and... eye care. Many children start the new school year [...]
How to protect your eyes from the sun in summer: essential tips for the whole family
Find out how to protect your eyes from UV radiation in summer and why you should choose sunglasses with guaranteed protection. Practical and effective tips! In summer, it's natural to think about protecting your skin from the sun's rays. But what about your eyes? Eye protection in summer is essential to prevent silent eye diseases more [...]
Myopia
An article that analyses the worrying development of myopia, especially in children.
Colour vision - Ishihara test
Learn how colour vision anomalies work, as well as the basics and history of the Ishihara test