The Goodnight Screen Media Study

Completed · Not applicable

Conditions studied: Sleep, Sleep Hygiene

In brief

To test the timing of evening tablet use on children's circadian phase and sleep (i.e., sleep onset and sleep duration) compared to no screen media use. To explore the effect of evening tablet use on children's inhibitory control and executive function.

Key facts

Study ID

NCT05820555

Run by

Baylor College of Medicine

People needed

170

Starts

2023-04-24

Expected to finish

2026-05-16

Last updated by the study team

2026-06-05

Who can join

Age: 4 and older, up to 5. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• preschool-aged children (4.0 to <5.0 years old) and their parent
• living in the Greater Houston area.
• parent must be a biological parent or legal guardian who lives with the child ≥50% of the time and has a primary role of caring for the child
• parent is comfortable participating in the study and responding to questionnaires in English.
• The child does not have to have access to mobile device, but if they do, the primary device they use has to be an Android OS ≥5.0 either used only by the study child or shared with others, or an Apple iOS ≥14.0 that only the child uses.
• Parent and child must be fluent in English.

You may not qualify if…

• The child has a chronic medical condition or takes a medication affecting sleep, or circadian rhythms (e.g., melatonin supplementation, diagnosed sleep disorder, steroid use, etc.) or a diagnosed cognitive or learning impairment affecting EF (e.g., attention deficit hyperactivity disorder).
• Child with blindness or significant vision problems that impacts both screen media use and sleep.

Where it is running

• Children's Nutrition Research Center — Houston, Texas, United States

Full record on ClinicalTrials.gov

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