5 Common Sources of Blue Light You Need to Be Aware Of

“I’m not much of a tech user, therefore, I don’t think I am at much risk of the negative effects of artificial blue light”.

Unfortunately, that statement rather worryingly resonates with too many people.

Thinking that is a concerning and a detrimental belief that is actually leaving you more at risk to artificial blue light issues than tech users who know they are exposing themselves to blue light.

Blue light is emitted from the sun as sunlight, which we do need to help keep us healthy.

However, we'll explain where you can get exposed to blue light that is bad for your health during an average day.

5 Common Sources of Artificial Blue Light Exposure

1. TV Screens

LED, OLED and LCD television screens all emit artificial blue light that is not good for you.

Many people start their day by turning on the TV to entertain the family at breakfast or catch up on the daily news.

We all know most people don't only watch TV programmes at breakfast, but will also spend a few hours a day later on in the evening time watching their favorite TV show or movie to help them relax at the end of a working day.

We review should you wear blue light glasses when watching TV here.

2. Cellphone and Tablet Screens

All smartphone and tablet computer brands digital screens emit blue light.

We have become very dependant on our cellphones not only for making and receiving phone calls and text messages, but also browsing the internet, catching up with friends on social media apps or reading the news.

This is why our one top tips for iPhone users is follow these steps to turn your screen red to filter out blue light.

3. Gaming Systems

Playing on a popular game console or PC computer means staring at a digital screen for hours and getting exposed to blue light.

This is why gamers need to invest in gaming glasses to help reduce digital eye strain issues.

4. Indoor Lights

Indoor wall lights, overhead lights and lamps are all sources that use a blue light emitting light bulb.

Smart lights in homes are also an issue which we share why in this YouTube video.

Not only will it be the home and office where you might get prolonged exposure from light bulbs, but also when you go to a gym to workout.

LED light bulbs are more energy efficient, but can emit more blue light than an incandescent light bulb. Fluorescent lights in offices are also not good, we have answered if blue light glasses can help protect against fluorescent light here.

Our top tip is to look at using one of our Lumi red or yellow light bulbs that are both flicker free and reduce blue light wavelengths.


5. Street Lights and Advertising Signs

Street lights or lamp posts can emit a lot of blue light that is very disturbing to your circadian rhythm.

The newer energy efficient LED bulbs with a bright white light are one of the worst for people who live near them, as this are very disturbing to a person's sleep patterns.

It is not just the public street lights, but also business signs and advertising billboards that can emit a lot of junk light that is bad for you.


Final Thoughts

In a nutshell, if you are able to see after dark without natural lighting in the form of candles, red lighting or fires you are exposed to artificial blue light.

Whether you are a smartphone scroller or not, you are absorbing blue light.

Your house lighting, the train, street lamps, illuminated street lighting, the light on your kettle, the light in your fridge, the gym, your favourite bar – blue light is literally everywhere.

Don’t be ignorant to the effects of artificial blue light that night after night is increasing your chance of diabetes and heart disease, prohibiting your weight loss efforts, contributing to your fatigue and poor concentration, leading to macular degeneration, making you feeling low or even depressed, causing insomnia and leaving you at greater risk of a stroke.

Blue light doesn’t just affect tech users – it affects us all.

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