A recent study tracking children’s screen time from infancy through early schooling finds that greater screen use during specific developmental stages is associated with poorer academic results and weaker working memory in later childhood.
- Screen time at age 1 shows strongest links to later academic challenges
- Screen exposure at ages 2-3 not significantly related to outcomes
- Screen time near school start (age 6) also affects memory and learning
What happened
Researchers from Inserm and the National University of Singapore conducted a longitudinal study with 502 children, assessing screen viewing habits reported by parents at multiple ages from infancy through middle childhood. They specifically measured children's academic performance at age 9 and working memory at age 10.5 against screen time patterns at six different ages.
The study found that higher screen exposure during infancy (around age 1) and at the start of formal schooling (around age 6) correlated with poorer academic results and weaker working memory later on. Screen use during ages 2 and 3, however, did not show these associations, suggesting that certain developmental windows may be more sensitive to extensive screen exposure.
Why it feels good
This research confirms and provides focus on the importance of screening use guidelines for young children, with the World Health Organization and American Academy of Pediatrics recommending minimal screen time before age 2 and limited exposure up to age 5. It underscores that carefully managing screen time during critical early years can support children's learning potential and memory development over time.
Knowing that the timing of screen exposure matters helps parents and caregivers understand that it’s not just how much or what kind of content children consume, but also when the exposure occurs. This insight empowers families to prioritize more interactive, engaging, and developmentally supportive experiences during infancy and as children approach school age.
What to enjoy or watch next
Parents might explore enriching activities that encourage learning and attention during these sensitive childhood phases, such as reading together, interactive play, and outdoor experiences that foster cognitive growth without screens. Tracking and gently limiting screen time, especially before age 2 and around school entry, could offer long-term benefits for academic and memory skills.
Future research will likely explore how different types of screen content might influence development and if other family or environmental factors modify these effects. For now, adopting mindful screen habits in early childhood remains a promising step toward supporting children’s healthy cognitive development.