Taking deep breaths reduces physiological stress and negative emotions
the verdict
SUPPORTED
the evidence backs this
confidence 81/100
Multiple clinical studies, reviews, and trials demonstrate that controlled deep breathing techniques effectively reduce physiological stress markers and alleviate negative emotions by enhancing parasympathetic nervous system activity.
Evidence for · 7
Comparison of the Acute Effects of Auricular Vagus Nerve Stimulation and Deep Breathing Exercise on the Autonomic Nervous System Activity and Biomechanical Properties of the Muscle in Healthy People
2025 · cited by 8
Demonstrates that a single session of deep breathing exercises significantly decreases perceived stress, pulse, and blood pressure while increasing parasympathetic activity.
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More for · 6
Evaluation of Autonomic Nervous System Function During Sleep by Mindful Breathing Using a Tablet Device: Randomized Controlled Trial
2024 · cited by 2
Shows that mindful breathing exercises suppress sympathetic activity during sleep.
Integrated brain and body mechanisms underlying acute stress and trauma-related vulnerability.
2026 · cited by 1
Finds that deep breathing interventions increase inspiration duration and reduce perceived stress levels.
The A52 Breath Method: A Narrative Review of Breathwork for Mental Health and Stress Resilience.
2025 · cited by 1
Reports that slow, diaphragmatic breathing significantly improves vagal tone, heart rate variability, and emotional control while reducing anxiety and stress.
The Role of Controlled Breathing in Pain Management
2025 · cited by 1
Indicates that slow deep breathing enhances heart rate variability, promotes parasympathetic activity, and reduces stress and pain levels.
VR-guided deep breathing during needle procedures in children.
2026 · cited by 0
Confirms that virtual reality-guided deep breathing significantly reduces stress and fear while increasing parasympathetic activation during medical procedures.
Therapeutic potential of slow pranayama in anxiety.
2025 · cited by 0
Highlights the therapeutic potential of slow yogic breathing in reducing physical symptoms of stress and anxiety through autonomic nervous system regulation.