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07 Oct 2022
Health & Wellness

How Blue Light Glasses Can Help You Avoid Eyestrain And Bad Sleep

A small group of wavelengths amongst the electromagnetic radiation spectrum represents visible light blue light glasses. Your brain converts the visible light wavelengths that are combined through your eyes into white light. 

 

You could have had the experience of using a prism to change the white light’s wavelengths into a multitude of hues. Blue light at one side of this rainbow fades into violet. Every visible wavelength of light is prevalent in sunlight. 

 

The wavelengths of visible light are determined in nanometers (nm), varying from 400 to 700 nm. The wavelengths of blue light are between 450 and 495 nm. Additionally, particular wavelengths of blue light impact your body in various ways, which can affect things like sleep and awareness. 

 

Here is how blue light glasses can help you avoid eyestrain and bad sleep. Let’s learn.  

 

What effects does light have on your bodies? 

 

Light not only aids in seeing but also has nonvisual impacts on the body. The 24-hour circadian system in the brain controls vital bodily functions such as feeding and digestion, sleep and wake cycles, hormone activity, and more. Special photoreceptors in the eye sense light to regulate your circadian cycles.  

 

Melanopsin, a nonvisual photopigment found in these cells, is most light-sensitive, with a wavelength of 480 nm near the blue-green end of the visible spectrum of light. You can perceive even shorter wavelengths of blue-violet light, at about 450 nm, with additional visual photoreceptors called cones. 

 

How can blue light impact sleep? 

 

Blue light is preferable throughout the day since it aligns your circadian rhythms with a 24-hour day. So it’s essential to establish and maintain a consistent light and dark exposure cycle. 

 

Blue light stimulation, whether this originates from a natural source such as the sun throughout the day or blue light-emitting electrical equipment, motivates you to stay awake. While the stimulation is beneficial throughout the day, it might be disruptive to sleep at night.  

 

Blue-light contact in the evening will activate melanopsin-containing cells and awaken the brain, tricking it into believing it is daytime. An example is binge-watching a TV show on your laptop before bedtime. This may make it more difficult for you to fall asleep and therefore lower your sleep standard. 

 

Can blue light glasses help you avoid eye strain and bad sleep? 

 

Avoid using screens as much as you can after sunset, especially two to three hours before night, if you wish to eliminate stimulating blue light that can disrupt your sleep. Another option is a computer program that lessens the quantity of blue light released.  

 

On the other hand, the experts suggest taking frequent breaks following the 20-20-20 rule to help prevent eye strain and bad sleep, a common issue for people who use screens often. Glance away from your screen for 20 seconds every 20 minutes at a distance of around 20 feet, then look back. 

 

In conclusion, blue-light blocking glasses may help you feel less eye strain and let you benefit from improved sleep. SmartBuyGlasses CA is the ideal online provider of blue light glasses in any style!

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