Mandibular Stretching and 4-4-8 Breathing Exercises on Autonomic Nervous System Activity
Investigation of the Effects of Mandibular Stretching Exercise and 4-4-8 Breathing Exercise on Autonomic Nervous System Activity, Muscle Tone, and Psychological State: A Randomized Controlled Trial
Mehin Mammadzada
52 participants
Dec 15, 2025
INTERVENTIONAL
Conditions
Summary
Mandibular stretching exercises and breathing techniques may influence autonomic nervous system activity, muscle tone, and psychological state. This randomized controlled trial aims to investigate the effects of mandibular stretching exercise and the 4-4-8 breathing exercise on autonomic nervous system activity, muscle tone, and psychological parameters in healthy university students. Participants will be randomly assigned to intervention groups and evaluated before and after the intervention period.
Eligibility
Inclusion Criteria4
- Healthy university students
- Age between 18 and 30 years
- Voluntary participation in the study
- Ability to understand and perform mandibular stretching exercise and 4-4-8 breathing exercise
Exclusion Criteria5
- History of neurological disorders
- Musculoskeletal disorders affecting the jaw, neck, or respiratory system
- Respiratory diseases
- Use of medications that may affect the autonomic nervous system
- Inability to perform the exercises required in the study
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Interventions
Participants perform mandibular stretching exercises according to the study protocol
Participants perform the 4-4-8 breathing exercise according to the study protocol.
Locations(1)
View Full Details on ClinicalTrials.gov
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NCT07472010