Exclusive: Researchers call for urgent investigation of risks to babies of tablets, smartphones and other digital devices

Screen time for babies and toddlers under the age of two has been linked with long-term negative effects on health and quality of life and should be avoided, according to a landmark study.

It warns that using screens during that period may lead to wide-ranging developmental concerns and calls for further urgent investigation of the risks smartphones, tablets and other digital devices pose to infants.