Richard Constance

What Is Blue Light?

Blue Light is high energy visible light (HEV) in the light spectrum with a shorter wavelength of about 380-500 nm (nanometer).

To understand this light, we first need to understand the physics behind the light spectrum or electromagnetic spectrum. Light travels in the form of electromagnetic particles(photons), each having a different wavelength and different energy levels.

What are the other benefits of blue light blocking glasses?

Blue light blocking glasses are blessings or just a hype? I am sure that nobody ever thought about how a single glass piece helps us prevent our eyes from harmful lights. Other than blocking harmful Blue light from the sources, these glasses offer other benefits too.

The terminology of blue light is not new to us. I am not sure if we are prone to these blue lights or not, but the exposure of blue light in our daily lives has significantly increased with the increase in the use of blue light emitting devices like tablets, computers, smartphones, etc.

What are the health implications of blue light?

We are aware that sunlight comprise of visible light rays and invisible UV rays. Did you know that visible light emitted from the sun contains a range of different colored lights that contains a different amount of energy?

Visible light is much more complicated than we think, right? It contains red, blue, green, yellow, and various other shades amongst which blue light is the most notorious and rightly so.

Blue Light and Migraines

Migraines sometimes also called migraine headaches affect 12% of the US population. They mostly affect pre-menopausal women, but they can also affect men, children, and post-menopausal women.

Blue light is one of the most important triggers of migraine attacks. In some cases, blue light is the main reason behind a migraine, and in other cases, it could worsen the condition of the patients suffering from migraines.

The Ugly Truth about Blue Light Filter On Phone

Earlier it was believed that blue light causes our sleep disturbance by disturbing our circadian rhythms. Then there was a trend to use blue light filters or night shifts in mobile phones to protect our eyes and get better sleep.

Do you know these filters don’t help you get better sleep, even they worsen the condition? They are doing exactly opposite to their function. If you are using blue light filters on your phone at nighttime to get better sleep, you might make the situation more difficult for you.

Is Blue Light Bad for Your Skin?

We know that blue light is very damaging for our eyes and our sleep cycle. It affects our eyes and causes eyestrain syndrome, and it also disturbs our circadian rhythm that is our 24-hour cycle.

But, do bluish light damage our skin too?

The short answer to this question is yes. Bluish light also damages our skin in many ways. Blue type of light is responsible for photoaging, hyperpigmentation, wrinkles, and redness.

How does blue light affect your sleep?

Have you ever found yourself working, studying or even watching a movie on your computer screens for hours? You would stay up until way past your bedtime only to find out that you are wide awake when you try to dose off.

Many things can affect the quality of our sleep; however, the time we spend on our digital devices is one of the main factors that affect it. What is in our smartphones and laptops that keep us wide awake and alert?

How does blue light affect your eyes?

Have you ever found yourself working, studying or even watching a movie on your computer screens for hours? You would stay up until way past your bedtime only to find out that you are wide awake when you try to dose off.

Many things can affect the quality of our sleep; however, the time we spend on our digital devices is one of the main factors that affect it. What is in our smartphones and laptops that keep us wide awake and alert?

How can I filter out blue light?

We all may have heard about blue light and how it affects us, but is blue light really a matter of concern? The answer could be both yes and no.

As ironic as it may sound, we all essentially require blue light at day and not so much at night. We need blue light to carry out our daytime activities actively, and at night our bodies require to dose off, and that’s why we don’t need blue light at night.

Do I Need an Eye Test Before Buying Blue Light Blocking Glasses?

Have you ever felt an eye strain and pain without any apparent reason? The reason could be the continuous exposure of blue light on your eyes.

My work requires me to be on my laptop at least 8 hours a day, and then I love to watch Netflix in my free time. I was exposing my eyes to blue light for a prolonged period. Then my eyes started to suffer. Eye strain and fatigue became a regular thing after my work session.

Can Blue Light Damage Your Eyes?

For a few consecutive hours? Most of us normalize these fluttering without getting concerned about the reasons behind them.

One of the main reasons for this resonation episode is the extended exposure of our eyes with blue light as most of us are unaware that these gadgets emit blue light and harmful radiation, which directly affects our eyes.

In this article, we will briefly analyze the main leads on the topic “can blue light damage your eyes?” Though, before jumping on to the central issue, let’s have a quick overview of blue light.

Blue Light Blocking Glasses for Headaches

Did you know that according to the vision council that about 80 per cent of American adults use digital devices for more than two hours per day and 60 per cent of them simultaneously use more than two devices? Fifty-nine per cent suffers from symptoms of digital eye strain.

Headache and sore and tired eyes are the most common symptoms of digital eye strain. This is the reason why most of us suffer from frequent headaches. Now the question arises why do digital devices trigger headaches? The answer is the blue light!

Blue Light Blocking Glasses VS Computer Glasses

I have heard many times about blue light blocking glasses and computer glasses. Is there any difference?

Can I use only one for both purposes?

The answer to both questions is NO. It depends upon the situation why you are using them. Blue light blocking glasses have different functions, while computer eyeglasses have their separate functions.

Blue light glasses are made specifically to block blue light. In contrast, computer eyeglasses are made to be used when using a computer, or you can also use them while using your smartphone.

Blue light and its Impact on mental health

46.6 million adults aged 18 or older in the United States suffer from mental health issues. This number means 18.9% of all US adults. The prevalence of mental illness is more among women than men.

Blue light is responsible for disturbing our circadian rhythm (our 24-hour cycle) and poor sleep or even insomnia. Poor sleep leads to mental issues like anxiety disorders, depression, and attention deficit hyperactive disorder (ADHD), which are serious mental problems.

Blue light and dry eyes

Did you know that when we work on a computer screen and laptop and are much focused on a task, we tend to stare our computer screens for a prolonged period without blinking much, leading to an eye condition called dry eye?

There is a spike shown in the cases of dry eyes, and this eye condition is readily affecting the well-being of the population. The amount of time we spend on our screens affects our overall health, and the most damage has to be endured by our precious eyes.

Blue Light and Depression-Here’s what you need to know

According to the world health organization, globally, 264 million people of all ages suffer from depression.

It is a severe multifactorial mental illness. Blue type light is one of the growing cause of depression in the modern world people. Bluish light contributes to both types of depressions: clinical depression and winter depression or seasonal affective disorder.

We know that bluish light is high energy visible light of the light spectrum. It’s wavelength ranges from 380-500 nm (nanometers). The primary source of bluish light is the sun, while other sources include LEDs, Computer screens, smartphones, and tablets.

Blue light wavelength ranges from 380-500nm(nanometers).

The Relationship Between Blue Light and Macular Degeneration

Macular degeneration affects more than 10 million Americans, which is more than the total number of patients of glaucoma and cataracts. There is an estimate that by 2050, nearly 22 million Americans will face this condition.

Age-related degeneration of macula is directly linked with bluish light exposure. You might have heard about bluish light hazard which is responsible for this number one vision loss disease.

Blue light on your phone

From smart television and smartphone to tablets, there are many electronic devices that we are glued to daily. Most of these devices have made life easier and comfortable. However, did you know that these devices usually emit blue light, which might be harmful to your eyes? This might surprise you, but that is the reality of issues. However, what is blue light? This is part of the visible light spectrum, vibrating within the 380 to the 500-nanometer range. This light usually has the shortest wavelength and possess a lot of energy. Your smartphone is a good source of blue light.

Blue Light Filter apps

Do you always have sleeping issues after long hours of staring at your screens? The chances are that you are not alone. Most people usually work overtime, and as a result, they typically spend long hours on their computers and phones. Blue light from your device can make you experience these problems. Exposure to this light can pose a severe threat to the retinal neurons and inhibits the secretion of melatonin. This will have negative aftermath on your sleep. To mitigate this problem, you should use the Blue light filter app.

Blue Light eye damage symptoms

Blue light is present in both the sunlight and in mobile devices. The sun is composed of orange, indigo, violet, red, yellow, green and blue. When the colours combine, we get to see white light which we usually see. Besides that, blue light has short waves which produce energy.

Generally, blue light may damage our eyes if we aren’t careful. Electronic gadgets are the primary source of blue light. The light produces by our electric devices is very harmful to our eyes, and if we don’t take proper precaution, it may lead to blindness. Our primary focus will be on blue light eye damage symptoms.

7 Best Apps To Reduce Blue Light

How much time do we spend staring at our phones on a daily basis? An hour or two maybe? 11,000 users of the RescueTime platform spent an average of 3 hours and 15 minutes a day according to the 2019 study. Of the 11,000 users, the top 20% spent more than 4 and a half hours a day on their phones. A lot of us fall into this category.

Long-Term Effects of Blue Light Exposure

Could we possibly go without our phones and laptops for a few days? Chances are that attempting to do so is easier said than done. An often-overlooked side-effect on the over-reliance on our devices is the blue light that emanates from their screens.

Avoiding our phones, tablets, and PCs is slowly becoming impossible. Both our work and social lives are entangled with our devices. From several hours at our work desks to a few more hours at night, in bed, on our phones. It is almost constant and continuous exposure to blue light.

Tips to Prevent Blue Light Exposure in Kids

Kids around the world—including those cute little rascals living in your house—are spending more time on screens than ever before! One survey even suggests that the amount of time children spent staring at screens increased by as much as 500% during the COVID-19 lockdown. Whether you use the screens as distractions or for academic purposes, the blue light they emit could be detrimental to their health.