A study to investigate the effect of the distribution of activity within muscles on muscle mass and function during the training muscles related to chewing and swallowing.

Analysis of the effect of muscle activity distribution on muscle mass and function during training of swallowing-related muscles using a parallel group comparison study. - Analysis of the effect of muscle activity distribution on muscle mass and function during training of swallowing-related muscles.

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000047658

Enrollment

Registered

2022-05-13

Start date

2022-06-01

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

Dysphagia

Interventions

Tongue pressure measuring probe placed 10 mm posterior to the apex of the tongue and press it against the palate (4 weeks). Place the probe near the terminal sulcus of tongue and press it against the

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: (1) Healthy normal volunteers through open recruitment (2)Age 20 years or older (at the time of registration)

Exclusion criteria

Exclusion criteria: (1) Participants with obvious functional abnormalities in the jaw and oral system. (2) Participants with pain originating from teeth or periodontal tissue, or diseases related to nerves, muscles, or metabolism. (3) Participants with contraindications to MRI.

Design outcomes

Primary

Measure	Time frame
The relationship between the distribution of activity within relevant muscles during training exercise and muscle volume and related functions after 4 weeks of training.	—

Countries

Japan

Contacts

Public ContactSatoshi Yamaguchi

Tohoku University Hospital

satoshi.yamaguchi.a3@tohoku.ac.jp0227178396

Outcome results

None listed

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