The blue LED light irradiates bacteria, viruses and other single-celled microorganisms, destroying their DNA structure so that the proteins that make up the microorganisms cannot be formed, causing them to die immediately or lose their ability to reproduce. There are many microorganisms in the blood including Gram-positive bacteria, Escherichia coli, Gluconococcus, etc. Green LED light has a certain soothing effect on fatigue, fainting, and negative emotions. It relieves nerve fatigue. People with long-term fatigue have lower immunity.

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