Investigating Sleep, Memory, and Brain Development in Young Children

This study is looking at how sleep, especially naps, affects memory and brain development in young children. Researchers will be studying children who are habitual nappers, meaning they nap most days of the week. The main intervention is promoting naps in some children, while others will stay awake, to see how this impacts their memory. They will measure memory across the nap period, which is about 2.5 hours. To join, your child must be between 36 and 60 months old, be a habitual napper, and sleep independently. The study aims to enroll 180 children to understand these connections over time.

Study design
This interventional study plans to enroll 180 children. It will involve comparing children who nap with those who stay awake to see the effects on memory.
What's involved
Your child will participate in three waves of assessments, approximately every 6 months. Each wave involves three sessions, including memory tests, nap or wake promotion, and an MRI scan.
Compensation
Not stated in the trial record.
Follow-up
The study will collect three waves of data for all children, with waves taking place approximately every 6 months.

AI-generated from the public study record. Only the study team can confirm whether you're eligible — confirm details with them before making decisions.

NCT06351098

Longitudinal Investigation of Sleep, Memory, and Brain Development Across the Nap Transition

Recruiting
NAAges 36–60InterventionalBasic science
University of Maryland, College Park
~180 participants
Updated 2026-06-04 on ClinicalTrials.gov
What's tested:nap

At a glance

Recruiting sites
2 of 2 listed sites are recruiting right now
RecruitingSuspended, closed, or not yet open
What they're measuring
Memory
Measured over across the nap period, approximately 2.5 hours
Memory
2 sites across 2 states
Maryland1
Massachusetts1

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  • Memoryacross the nap period, approximately 2.5 hours

    Memory will be assessed using the Mnemonic Similarity Task (MST), before and after nap/wake and overnight sleep. The specific variable of interest is the lure discrimination index, which refers to the probability of "Similar" responses to lure items minus the probability of "Similar" responses given to foils.