The article describes declines in amount of sleep. Having just finished Matthew Walker’s book Why We Sleep I was surprised to discover that measurable cognitive effects and mental health problems like depression and anxiety occur when sleep drops by as little as one hour (7 instead of 8).
It’s certainly believable that smart phones do affect sleep if nothing else and if so that could explain in part the increased incidences of mental health problems and other issues described in the article.
It’s certainly believable that smart phones do affect sleep if nothing else and if so that could explain in part the increased incidences of mental health problems and other issues described in the article.