The Books Insiderindependent audiobook data
The Research on Fasting: A Scientific Investigation of the Practice of Fasting by Derrick D Allen

The Research on Fasting: A Scientific Investigation of the Practice of Fasting: Audiobook

According to The Books Insider's catalog data, The Research on Fasting: A Scientific Investigation of the Practice of Fasting runs 3.4 hours as an unabridged audiobook, narrated by Tanvir Karim (about 2.2 hours at 1.5× playback speed).

3.4listening hrs
Fitness, Diet & Nutritionstore shelf
2025released
Free for new listeners

The instrument When will you finish it?

Based on 3.4 hours of listening.

Days to finish The Research on Fasting: A Scientific Investigation of the Practice of Fasting at common listening paces
Your paceYou'll finish in
30 min / day7 days
1 hour / day4 days
2 hours / day2 days
1 hour / day at 1.5×3 days

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

What our data says

  • At 3.4 hours, it is shorter than 57% of the 4,141 Fitness, Diet & Nutrition 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

The Research on Fasting: A Scientific Investigation of the Practice of Fasting is an audiobook by Derrick D Allen: a 3.4-hour unabridged recording, read by Tanvir Karim, released September 2, 2025, on the Fitness, Diet & Nutrition shelf.

The listen at a glance

Length
3.4 hrs
Narrated by
Tanvir Karim
Released
September 2, 2025
Format
Unabridged audiobook
Language
English
Store shelves
Fitness, Diet & Nutrition
ISBN
9798318214479

How to listen to The Research on Fasting: A Scientific Investigation of the Practice of Fasting free

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Questions listeners ask

How long is The Research on Fasting: A Scientific Investigation of the Practice of Fasting as an audiobook?

The Research on Fasting: A Scientific Investigation of the Practice of Fasting runs 3.4 hours unabridged. At 1.5× speed that drops to roughly 2.2 hours.

Is The Research on Fasting: A Scientific Investigation of the Practice of Fasting free as an audiobook?

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

Who narrates The Research on Fasting: A Scientific Investigation of the Practice of Fasting?

The Research on Fasting: A Scientific Investigation of the Practice of Fasting is narrated by Tanvir Karim.