Effect of cold water consumption on body temperature and autonomic nervous system activity in subjects with cold constitution

Effect of cold water consumption on body temperature and autonomic nervous system activity in subjects with cold constitution - Effect of cold water consumption on body temperature and autonomic nervous system activity in subjects with cold constitution

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000058047

Enrollment

Registered

2025-06-05

Start date

2025-06-05

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

cold constitution

Interventions

A single intake of 37 degrees Celsius water A single intake of 10 degrees Celsius water

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: Female college students with cold constitution

Exclusion criteria

Exclusion criteria: Subjects whose BMI is more than 25 Smoker Subjects who have heart disease or metabolic disease Subjects who have irregular menstrual cycle Pregnant women

Design outcomes

Primary

Measure	Time frame
Intra-aural temperature Skin temperatures of finger and toe	—

Secondary

Measure	Time frame
Autonomic nervous activities by heart rate variability power spectral analysis Heart rate Thermal sensation by visual analogue scales	—

Countries

Japan

Contacts

Public ContactNaoki Midoh

Tokyo Healthcare University Division of Medical Nutrition, Faculty of Healthcare

n-mido@thcu.ac.jp0357993711

Outcome results

None listed

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