Effect of water intake on biological indicators

Effect of water intake on biological indicators - Effect of water intake on biological indicators

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000054134

Enrollment

Registered

2024-05-01

Start date

2024-05-01

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 adults

Interventions

NOT Water intake (6 days) -Washout period(1weeks)- Water intake (6 days) Water intake (6 days) -Washout period(1weeks)- NOT Water intake (6 days)

Eligibility

Sex/Gender

Male

Inclusion criteria

Inclusion criteria: 1.Men aged 50 to under 60 years at the time of consent. 2. Subjects who can make self-judgment and voluntarily gave informed consent.

Exclusion criteria

Exclusion criteria: 1. Subjects with sleep-related disorders such as sleep apnea, lifestyle diseases, renal diseases, or urological diseases. 2. Those with pacemakers. 3. Subjects taking any supplements or undergoing treatment with medications (including OTC drugs). 4. Others who were judged as inappropriate for participation.

Design outcomes

Primary

Measure	Time frame
sleep efficiency	—

Countries

Japan

Contacts

Public ContactKatsutaka OISHI

National Institute of Advanced Industrial Science and Technology Cellular and Molecular Biotechnology Research Institute

k-ooishi@aist.go.jp050-3521-0274

Outcome results

None listed

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