Special glasses may reduce sleep-disrupting effects of smartphones, study suggests: ‘We show, very simply, that these sleep complaints can be easily reversed by minimising evening screen use or exposure to blue light’

Special glasses may reduce sleep-disrupting effects of smartphones, study suggests: ‘We show, very simply, that these sleep complaints can be easily reversed by minimising evening screen use or exposure to blue light’: https://ind.pn/2WTFCmx Read more... http://bit.ly/2VQHC2s