Uploaded June 2026 | Updated September 2026, 1 week ago

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This Palm device has a 3-inch diameter and over 40 square centimeters of area. When it turns on, you can actually see the red light passing through the hand.

But the near-infrared goes much deeper, even though you can’t see it at all. In fact, measurements can show 10 to 30 times more near-infrared light passing through the hand than bright red light.

#RedLightTherapy #NearInfrared #Biohacking