Thinking about investing in an LED face mask? Here’s how it works and which dermatologist-approved, top-rated devices are ...

Several pieces of evidence have suggested that blue light can inactivate various pathogenic bacteria. Previously in vitro and in vivo studies using blue light in the spectral range of 400–470 nm ...

UVB has utility in processes such as detoxifying pollutants and treating dermatological disorders, but it can only be produced by inefficient and environmentally harmful methods. Research teams have ...

It’s hard to believe that the first blue LED didn’t arrive until 1993. They look simple, but looks are deceiving (Fig. 1). 1. Image showing a blue InGaN-based LED with gold wire contacts (0.4 × 0.4 mm ...

Add Yahoo as a preferred source to see more of our stories on Google. If you take your skin care seriously, you'll undoubtedly already be familiar with red light therapy. It offers several notable ...