What is blue light? How is blue light harmful to the body?

Many people wonder what green light is? How does it affect our bodies. The following article will answer your questions.

What is blue light?

Green light is a kind of light that is constantly emitted from devices such as computer monitors, televisions, phones, tablets or even LEDs. Green light with high energy increases content visibility when used outdoors. However, when you come into contact with the screen at night, blue light is extremely dangerous.

Do not use the phone at night.

In the blue light, which carries a lot of energy in a narrow band from 415 - 455nm, it causes more damage to the eyes, here is the lens and retina of the eye. In the spectrum the blue bands of blue light carry more energy and can go straight through your eyes - causing nearsightedness and macular degeneration.

When exposed to blue light much and long enough, they often suffer from eye diseases such as screen vision syndrome and macular degeneration.

Many people have a very bad habit of turning off the lights on the bed with their phones in hand to see something that is easy to sleep. This is very harmful to the eyes and body if prolonged.

Some of the most specific harms of blue light

Not only affect the eyes but also affect the circadian rhythm and the whole body as follows:

Green light inhibits the body's production of melatonin

Melatonin is a hormone that helps the human body quickly fall asleep. If the brain does not produce enough melatonin due to exposure to the blue light of electronic devices in the evening you will find it difficult to sleep, not sleepy. Do not use TV, phone, tablet before going to bed 1 hour before is a good solution for you to sleep well.

Affects the body's circadian rhythm

The biorhythms of our bodies are a rhythm that responds to day and night light, affecting the body, mind and behavioral changes in a 24-hour cycle. It also affects the body's sleep-wake cycle, producing hormones and regulating body temperature. Green light is one of the most influential factors in circadian rhythms in this day and age. It makes your body feel tired and unbalanced.

Green light causes bad stimulation

During the day, blue light does not have a bad effect because even sunlight has blue light, but at night they can disrupt your relaxation and relaxation process by attracting, making You focus, pay too much attention, cause irritation, change your mood.

Green light causes macular degeneration

Exposure to a large amount of blue light for a long time will cause macular degeneration by age.

Solution with remedy:

• The best solution is to minimize contact with devices such as computers, phones, TVs especially at night and before going to bed.
• Or you can buy screen stickers for TVs and phones, and choose night mode for computers and phones.
• Use glasses with the ability to filter blue light for people near or even normal people (0 degree glass).