maybe it should be "the orange"

maybe it should be "the orange"

Blue light excited retinal intercepts cellular signaling is the paper by Kasun Ratnayake, John L. Payton, O. Harshana Lakmal & Ajith Karunarathne that launced a thousand headlines: Is Blue Light From Your Smart Phone Harmful To Your Eyes? Chemists discover how blue light speeds blindness Dr. Karunarathne is emphatic on his website : CLARIFICATION: OUR FINDINGS DO NOT SHOW THAT LIGHT FROM DIGITAL DEVISES CAUSES BLINDNESS! Evening use of light-emitting eReaders negatively affects sleep, circadian timing, and next-morning alertness. , Chang AM, Aeschbach D, Duffy JF, Czeisler CA.

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