The anti-fatigue effects based on improvement of sleep by using mattress in children

The anti-fatigue effects based on improvement of sleep by using mattress in children - The anti-fatigue effects of mattress in children

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000032328

Enrollment

Registered

2019-03-31

Start date

2015-06-27

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy child

Interventions

Sleep of test mattress for 4 weeks. / Wash out for 4 weeks. / Sleep of placebo mattress for 4 weeks. Sleep of placebo mattress for 4 weeks. / Wash out for 4 weeks. / Sleep of test mattress for 4 weeks

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1.Healthy children from the 4th grade to 6th grade. 2.Children who can understand about this study and agree to participate in this study.

Exclusion criteria

Exclusion criteria: 1.Children who take treatment. 2.Children who usually take medicines or supplements. 3.Children with medical history of cardiovascular disease or nervous system disease. 4.Children with allergy. 5.Children with insomnia. 6.Children who sleep with their family or pets on the same mattress. 7.Children who are judged not suitable to participate in this trial by investigators.

Design outcomes

Primary

Measure	Time frame
Changes in sleep state, subjective fatigue, autonomic nerve function and cognitive function after 4-weeks intervention.	—

Secondary

Measure	Time frame
Amount of daily activity	—

Countries

Japan

Contacts

Public ContactKei Mizuno

Osaka City University Center for Health Science Innovation

chsi-b@ado.osaka-cu.ac.jp+81-6-6485-0288

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026