Increased heart rate variability but no effect on blood pressure from 8 weeks of hatha yoga - a pilot study.

BMC Res Notes · 2013 · PMC3599360 · PMID 23398959

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showed a trendno p-value reported

Additionally, analyses of LF and HF showed a trend towards a higher HF indicating an increased vagal tone.

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failed to reach statistical significanceno p-value reported

the NN50, and the HF power component increased, and the LF/HF ratio decreased, but failed to reach statistical significance.

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