United Kingdom, April 2 -- People spending more time looking at a screen in bed are more likely to experience problems with their sleep.

A new Norwegian study of over 45,000 studies has found that every additional hour of screen time is tied to a 63 percent increase in the chances of battling insomnia, as well as 24 minutes less sleep.

The Norwegian Institute of Public Health's Dr. Gunnhild Johnsen Hjetland said: "We found no significant differences between social media and other screen activities, suggesting that screen use itself is the key factor in sleep disruption."

The researches noted that while a correlation has been found between the two, they have not confirmed that screen use necessarily causes lower sleep quality.

Dr. Hjet...