Zen Pen: HRV device for mental and physical coherence
User Ogrinz Labs on YouTube,
Instructable: https://www.instructables.com/Zen-Pen-Meditation-and-Stress-Relief-Device/ The Zen Pen helps you achieve a…
Instructable: https://www.instructables.com/Zen-Pen-Meditation-and-Stress-Relief-Device/ The Zen Pen helps you achieve a…
Check out this paper from HeartMath https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4179616/ McCraty R, Zayas MA. Cardiac…
20 minutes of Paced/Resonance breathing at 6 breath cycles a minute. 1:1 means that the in-breath is the same length as the out…
20 minutes of Paced/Resonance breathing at 5.5 breath cycles a minute. 1:1 means that the in-breath is the same length as the…