The effects of respiratory muscle training and its cessation on the swimming performance and respiratory function of junior swimmers

The effects of respiratory muscle training and its cessation on the swimming performance and respiratory function of junior swimmers - The effects of respiratory muscle training and its cessation on the swimming performance and respiratory function of junior swimmers

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000057314

Enrollment

Registered

2025-03-17

Start date

2025-03-17

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 junior swimmers (ages 12-18)

Interventions

2 sets of 30-50 inhalations and exhalations at 50-70% of maximum inspiratory and expiratory muscle strength, once a day for 10 days (10 times in total) Not doing respiratory muscle training

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: No respiratory or skin diseases, and no daily medication

Exclusion criteria

Exclusion criteria: Those with respiratory or skin diseases, or those taking daily medication

Design outcomes

Primary

Measure	Time frame
100m freestyle swimming time, inspiratory and expiratory muscle strength, vital capacity, forced vital capacity, forced expiratory volume 1-sec (L, %)	—

Countries

Japan

Contacts

Public ContactTomomi Fujimoto

Niigata University of Health and Welfare Department of Health and Sports

fujimoto@nuhw.ac.jp0252574675

Outcome results

None listed

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