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Att lasa digitala bocker kan skada dygnsrytmen


Guy at Work – Does He Like Me? Att läsa digitala böcker kan skada dygnsrytmen. Detaljer: Skapad den 23 december, »Läsning på läsplatta innan du går och lägger dig kan försämra din. och kan ordnas genom uppställning i ett rum, medan e-böcker är Ahlström, K. (), ”Att läsa digitala böcker kan skada dygnsrytmen”..

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Använder du surfplattan eller mobilen innan du lägger dig? Är du rädd om din sömn och även om ditt minne så gör du nog klokt i att sluta med det. Det blå ljuset från skärmarna påverkar oss nämligen mer än vi inser.

Att vi blir pigga och får svårare att somna efter att vi spelat dataspel eller nåt liknande på telefoner eller andra skärmar är inte så svårt att förstå. Men att även själva ljuset som de flesta skärmar strålar ut har en egen direkt negativ inverkan på vår sömn och också vårt minne är det färre som känner till.

Men så är det faktiskt. Skärmar strålar ut blått ljus på en frekvens som lurar kroppen att tro att det är dag. Men när vi utsätter oss för det blåa ljuset från alla skärmar vi omger oss med så påverkar det just melatoninet och trycker ner det vilket gör det svårare att somna, berättar Frida Rångtell, sömnforskare vid Uppsala universitet. För att ta reda på mer exakt hur det blåa ljuset från skärmarna vi omger oss med, och ofta tar med oss ända ner i sängen, påverkar oss har Frida inlett en stor studie nere i sömnlabbet i källaren på universitetet.

Ett tal personer får tillbringa en kväll och en natt här nere i källaren vid två olika tillfällen. Ena gången läser de en vanlig bok, andra gången samma bok från skärm.

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