Blue light has always been a debatable topic. Some say that blue light does not harm our eyes, and others say that blue light is bad for the eyes. Thus people get confused and often land up at doctors where some recommend wearing glasses that block blue light, and some suggest going with the usual coatings.
In this article, we are going to talk about blue light and its effects on our health and eyes.
What is blue light?
It is light with a short wavelength. They are emitted from various screens like mobiles, tablets, computers, laptops, and others. To reduce the damage to our eyes from the blue light, blue light glasses in the UK have been introduced. They might help our eyes from exposure to blue light.
Our lifestyle-related symptoms and blue light-related eye problems like dry eyes and fatigue can be resolved using blue light glasses and lenses.
Why does blue light matter?
Blue light is a natural light that is not produced artificially, and we get to see blue light every time we look up into the sky. Blue light during the day is useful, but too much exposure to the same may harm our eyes. Thus we need to have a balance of the blue light exposure.
Too much exposure to blue light can cause severe dry eyes. Most people working in computers work for more than 10 hours and are exposed to the blue light emitted from the screens. Wearing blue light glasses can help to resolve the problem. Order glasses online and get your blue light glasses at home.
Tips for reducing blue light exposure
There are some tips and tricks which help our eyes from too much exposure to blue light. Let us see what tips we can follow to protect our eyes-
- Take some breaks from your work. Continuous looking at the screen may increase the dry eyes, and the eyes get strained. You can go out for a walk of 10-20 mins and relax. This helps our eyes to get some rest from continuous screen watching.
- Choose some hobbies that do not involve the screen. For example, reading a book, or cooking can surely help from the blue light emitted from the screen.
- Try to stop the use of any screens before bedtime. There should be a gap of a minimum of 2 hours to 3 hours before sleep.
- Try to use blue light-free bulbs. This helps our eyes to stay healthy and protected.
How does blue light disrupt sleep?
Sleeping is one of the strengths of optimal health. The sleep cycle has been disturbed these days by most people. People are sleeping less than they used to. Thus this is affecting the health and the eyes.
Poor sleep is leading people towards various health issues like diabetes, heart diseases, and obesity. A reason behind this is using the screen too much and exposure to blue light as artificial lights disturb sleep and this leads to severe insomnia. Many have suggested that blue light in the dark hampers the brain’s natural sleep-wake cycle and disrupts sleep.
It has been seen that blue light devices help to uplift the mood and performance and help a person to be happy. Wearing blue light glasses also keeps our eyes healthy and strong. It also reduces the fatigue mood and helps us to be active at our workplace.
Blue light emitted from the screens or the sun is very effective in inhibiting melatonin production and disrupts the quality and quantity of sleep.
Studies say that suppression of melatonin pigment may lead to obesity, cancer, depression, and various metabolic syndromes.
How do blue light glasses help?
Studies show that wearing blue-light-blocking glasses can help our eyes to be in a good condition. Wearing tinted glasses with a blue light coating is beneficial for our eyes.
Amber-tinted glasses help to block all the blue light. Thus our brains get the signal to stay awake and active.
People wearing blue light glasses all the time even in the lightroom using an electronic device like mobiles or laptops produce as much melatonin as required to produce in the dark.
It has been seen that there is a huge improvement in the sleep cycle and mental performance. The bright light almost suppressed the melatonin production, while the dim light did not.
Study with older adults and cataracts, the blue light glasses have helped in a good vision and reduced the risk of eye diseases.
Blue light glasses have also improved the sleep cycle of shift workers when worn before bedtime.
Everything has positive and negative sides and thus these blue light glasses also have. But it is always necessary to consult your physician before you are opting for any such lenses as the doctor knows the best suited for you.
