A recent study revealed that text messages on mobile phones are making an impact on the quality of sleep for almost 50% of the 16 year old people. According to a report, the sleep of 25% of 13 year old youngsters can also be affected.
The Leuven study on media and adolescent health was conducted in Flanders in which about 2500 children studying in 1st and 4th year - aged 13 and 16 years were asked how many times they wake in the night because of incoming SMS messages in their mobile phones. In the 13 year old children, 13.4% reported that they wake up 1-3 times in a month, 5.8% wake up one in a week, 5.3% wake up many times in a week and 2.2% wake up every night. In the group of 16 year old children, 20.8% wake up 1-3 times in a month, 10.8% wake up at least one time in a week, 8.9% wake up many times in a week and 2.9% wake up every night.