"Just one more level," and other Internet temptations cut your sleep. "Individuals with DSL access tend to sleep 25 minutes less than their counterparts without DSL Internet. They are significantly less likely to sleep between 7 and 9 hours... Furthermore, they are less likely to be satisfied with their sleep. These effects are mostly concentrated among younger adults."
I at first thought that claim implausible. Then I thought of all the nights I went to bed later to finish something on the computer, or when I just lost track of time surfing."High-speed Internet makes it very enticing to stay up later to play video games, surf the web and spend time online on social media."