Ładna kobieta w średnim wieku używająca tabletu w łóżku przed snem, wystawiająca się na działanie światła niebieskiego. - Zdjęcie stockowe & obraz

Pretty, middle-aged woman using her tablet computer before sleep in bed in the evening

Pretty, middle-aged woman using her cell phone in bed at home before sleep

Pretty, middle-aged woman using her tablet computer before sleep in bed in the evening

Pretty, middle-aged woman using her cell phone in bed at home before sleep

Pretty, middle-aged woman using her tablet computer before sleep in bed in the evening

Middle-aged woman using her tablet computer before sleep in bed in the evening - exposure to blue light right before sleep

Pretty, middle-aged woman using her cell phone in bed at home before sleep

Young woman using her tablet computer in her bed late at night (color toned image; shallow DOF)

Young woman in bed holding a phone, tired and exhausted, blue light straining her eyes, messing up her circadian rhytm

Young woman in bed holding a phone, tired and exhausted, blue light straining her eyes, messing up her circadian rhytm

Pretty, young woman sleeping in her bed with her cell phone close to her. Smartphone in Bed Mobile/smartphone Addiction Concept.

Pretty, young woman sleeping in her bed with her cell phone close to her. Smartphone in Bed Mobile/smartphone Addiction Concept.

Pretty, young woman sleeping in her bed with her cell phone close to her. Smartphone in Bed Mobile/smartphone Addiction Concept.

Pretty, young woman using her smart phone in bed Smartphone in Bed Mobile/smartphone Addiction Concept.

Pretty, young woman using her smart phone at home