A Comprehensive Guide to HRV Myths
This review addresses 14 misconceptions regarding cardiovascular health, HRV measurement, and HRV biofeedback training.
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BCIA Continuing Education Posts
The BioSource Faculty Explain Peer-Reviewed Science
BioSource Faculty
- Jun 18
- 10 min
The Vagus Nerve's Role in Heart Rate Variability
Vagal activity and parasympathetic nervous system function produce respiratory sinus arrhythmia (RSA) and heart rate variability (HRV).
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BioSource Faculty
- Aug 31, 2023
- 13 min
BCIA Essential Skills: ECG
This post covers the ECG Signal Source, ECG Sensors, Skin Preparation, ECG Signal, Sampling Rate, Placements, Artifacts, and Tracking Tests.
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BioSource Faculty
- Jun 18, 2023
- 12 min
Four Heart Rate Variability Myths
Four HRV myths are Heart Rate Variability Is Bad, Stability Is Good, The Sympathetic Nervous System Plays a Major Role in Short-Term HRV,...
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BioSource Faculty
- Dec 12, 2022
- 8 min
Rethinking the Resonance Frequency (RF) - Part 3: Slow-Paced Contraction
Slow-paced contraction (SPC) provides an alternative and unproven method for determining the resonance frequency (RF) in one or two...
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BioSource Faculty
- Dec 3, 2022
- 12 min
Rethinking the Resonance Frequency (RF) - Part 2: Slow-Paced Breathing
Resonance frequency (RF) assessment identifies the stimulation frequency producing the greatest amplitude heart rate oscillations in one...
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BioSource Faculty
- Nov 23, 2022
- 9 min
Rethinking the Resonance Frequency (RF) - Part 1: Understanding Resonance
Randomized controlled trials have demonstrated the efficacy of HRV biofeedback for diverse clinical disorders like depression, diabetes,...
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Fred Shaffer
- Aug 1, 2022
- 2 min
How Do You Know When HRV Training is Succeeding?
During slow-paced breathing between 4.6 to 6.5 bpm, you can examine your client's raw heart rate (HR) and respiration waveforms,...
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Fred Shaffer
- Jul 26, 2022
- 1 min
How HRV Biofeedback Increases RSA
Respiratory sinus arrhythmia (RSA) is the speeding and slowing of the heart across each breathing cycle. RSA is the primary and entirely...
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