The Basics of Blue Light

The average person is probably well aware of the negative effects that come with eating too much junk food. Exposing your body to these treats can have easily noticeable impacts on your weight and energy levels. Simply being able to identify sugary foods can help you stay away from them.

However, what can you do to lower your exposure to something you cannot even see? The study of blue light has helped researchers come to the conclusion that this light that the human eye is not capable of detecting is actually damaging people’s eyes. Familiarizing yourself with the concept of blue light can give you a better understanding of how to avoid it.

Numerous Sources

You need to keep in mind that there is no single source of blue light. The sun emits numerous UV rays, none of which the human eye can see. The sun emits the largest amount of blue light, meaning that you will get exposed to it by simply stepping outside. However, researchers have found that most modern screens, from laptops to smartphones, also emit blue light. Eye contacts will improve your vision but you also need the tools to protect your eye health.

The Relationship Between Wavelength and Intensity

There are different kinds of light that fall on the electromagnetic spectrum. The important thing to note is that each one contains a different amount of energy. Those with long wavelengths, such as visible yellow lights, emit lower amounts of energy. Blue lights have a much shorter wavelength, and thus, emit large amounts of energy. These more powerful lights can do more damage to your body the more intense the exposure is. can supply you with contacts so you can wear sunglasses whenever you step outside.

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