The Books Insiderindependent audiobook data
The Curiosity Muscle: 4 Steps to Learn Anything and Keep Your Brain Young by Mark Adamar

The Curiosity Muscle: 4 Steps to Learn Anything and Keep Your Brain Young: Audiobook

According to The Books Insider's catalog data, The Curiosity Muscle: 4 Steps to Learn Anything and Keep Your Brain Young runs 5.3 hours as an unabridged audiobook, narrated by Mark Adamar (about 3.5 hours at 1.5× playback speed).

5.3listening hrs
Mental Health & Psychologystore shelf
2026released
Free for new listeners

The instrument When will you finish it?

Based on 5.3 hours of listening.

Days to finish The Curiosity Muscle: 4 Steps to Learn Anything and Keep Your Brain Young at common listening paces
Your paceYou'll finish in
30 min / day11 days
1 hour / day6 days
2 hours / day3 days
1 hour / day at 1.5×4 days

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

What our data says

  • At 5.3 hours, it is shorter than 58% of the 8,456 Mental Health & Psychology 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 Curiosity Muscle: 4 Steps to Learn Anything and Keep Your Brain Young is an audiobook by Mark Adamar: a 5.3-hour unabridged recording, read by Mark Adamar, released June 1, 2026, on the Mental Health & Psychology and Self-Development shelves.

The listen at a glance

Length
5.3 hrs
Narrated by
Mark Adamar
Released
June 1, 2026
Format
Unabridged audiobook
Language
English
Store shelves
Mental Health & Psychology, Self-Development
ISBN
9791388151866

How to listen to The Curiosity Muscle: 4 Steps to Learn Anything and Keep Your Brain Young free

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Questions listeners ask

How long is The Curiosity Muscle: 4 Steps to Learn Anything and Keep Your Brain Young as an audiobook?

The Curiosity Muscle: 4 Steps to Learn Anything and Keep Your Brain Young runs 5.3 hours unabridged. At 1.5× speed that drops to roughly 3.5 hours.

Is The Curiosity Muscle: 4 Steps to Learn Anything and Keep Your Brain Young free as an audiobook?

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

Who narrates The Curiosity Muscle: 4 Steps to Learn Anything and Keep Your Brain Young?

The Curiosity Muscle: 4 Steps to Learn Anything and Keep Your Brain Young is narrated by Mark Adamar.