The Books Insiderindependent audiobook data
111 Hz - Sound Therapy for Cortisol Reduction & Deep Relaxation: Sound Therapy for Stress Relief – Cortisol Reduction, Deep Relaxation & Nervous System Reset by The Sound Healing Foundation, Lara Hayes

111 Hz - Sound Therapy for Cortisol Reduction & Deep Relaxation: Sound Therapy for Stress Relief – Cortisol Reduction, Deep Relaxation & Nervous System Reset: Audiobook

Book 1 of the Sound Therapy for Cortisol Reduction series

According to The Books Insider's catalog data, the 111 Hz - Sound Therapy for Cortisol Reduction & Deep Relaxation: Sound Therapy for Stress Relief – Cortisol Reduction, Deep Relaxation & Nervous System Reset audiobook runs 1.9 hours unabridged, narrated by Jonathan Keeding (about 1.2 hours at 1.5× playback speed).

1.9listening hrs
Medicine & Naturopathystore shelf
2026released
Free for new listeners

The instrument When will you finish it?

Based on 1.9 hours of listening.

Days to finish 111 Hz - Sound Therapy for Cortisol Reduction & Deep Relaxation: Sound Therapy for Stress Relief – Cortisol Reduction, Deep Relaxation & Nervous System Reset at common listening paces
Your paceYou'll finish in
30 min / day4 days
1 hour / day2 days
2 hours / day1 day
1 hour / day at 1.5×2 days

Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.

What our data says

  • At 1.9 hours, it is shorter than 80% of the 10,901 Medicine & Naturopathy audiobooks in our catalog.

Computed from 409,794 English-language unabridged audiobooks in The Books Insider catalog (store data read November 3, 2026). Lengths are the store's own running times. Methodology.

About this listen

111 Hz - Sound Therapy for Cortisol Reduction & Deep Relaxation: Sound Therapy for Stress Relief – Cortisol Reduction, Deep Relaxation & Nervous System Reset is book 1 of The Sound Healing Foundation's Sound Therapy for Cortisol Reduction series: a 1.9-hour unabridged recording, read by Jonathan Keeding, released April 2, 2026, on the Medicine & Naturopathy shelf.

The listen at a glance

Length
1.9 hrs
Narrated by
Jonathan Keeding
Released
April 2, 2026
Format
Unabridged audiobook
Language
English
Store shelves
Medicine & Naturopathy
Series
Sound Therapy for Cortisol Reduction #1
ISBN
4069829733328

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Questions listeners ask

How long is the 111 Hz - Sound Therapy for Cortisol Reduction & Deep Relaxation: Sound Therapy for Stress Relief – Cortisol Reduction, Deep Relaxation & Nervous System Reset audiobook?

111 Hz - Sound Therapy for Cortisol Reduction & Deep Relaxation: Sound Therapy for Stress Relief – Cortisol Reduction, Deep Relaxation & Nervous System Reset runs 1.9 hours unabridged. At 1.5× speed that drops to roughly 1.2 hours.

Is the 111 Hz - Sound Therapy for Cortisol Reduction & Deep Relaxation: Sound Therapy for Stress Relief – Cortisol Reduction, Deep Relaxation & Nervous System Reset audiobook free?

Yes, for new listeners: the trial starts you with three free audiobooks.

Who narrates 111 Hz - Sound Therapy for Cortisol Reduction & Deep Relaxation: Sound Therapy for Stress Relief – Cortisol Reduction, Deep Relaxation & Nervous System Reset?

111 Hz - Sound Therapy for Cortisol Reduction & Deep Relaxation: Sound Therapy for Stress Relief – Cortisol Reduction, Deep Relaxation & Nervous System Reset is narrated by Jonathan Keeding.