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The Clock Within ... How Our Cells Tell Time

A Journey Through Biology, Rhythm, and Meaning of Aging

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The Clock Within ... How Our Cells Tell Time

By: Moawiah Naffaa
Narrated by: Stayce Smith
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About this listen

What if aging isn’t just a number—but a rhythm your cells can remember, forget, and even relearn?

In The Clock Within, neurobiologist Dr. Moawiah Naffaa takes listeners on an intimate journey through the hidden chronometers that shape every heartbeat, every thought, and every dawn of renewal.

From DNA methylation clocks and mitochondrial oscillations to the subtle conversations between glia, microbes, and the immune system, this book reveals how life keeps time—and what happens when those rhythms falter. Blending cutting-edge science with lyrical storytelling, Naffaa explores how stress, sleep, and emotion rewire our internal tempo and how restoring synchrony can awaken resilience, clarity, and longevity.

It is the first volume in The Architecture of Time Trilogy, which reimagines aging as the art of temporal harmony across mind, body, and society.

©2025 Moawiah Naffaa (P)2025 Moawiah Naffaa Aging & Longevity Biological Sciences Biology Neuroscience & Neuropsychology Psychology Psychology & Mental Health Science Heartfelt Ageing Longevity
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Listener received this title free

I grabbed this because I’m interested in health and circadian rhythms, but I didn’t want something overly technical. I was pleasantly surprised by how readable it felt. The explanations are detailed but still accessible, and it helped me connect the dots between sleep, energy, and overall well-being. I caught myself making small adjustments to my daily schedule after reading. It’s thoughtful, informative, and written in a way that keeps you engaged from start to finish.

Science that actually makes sense

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Listener received this title free

A fascinating look at how our bodies keep time and how it affects aging, sleep, and overall well-being. It’s both scientific and reflective, and the narration fits the tone really well. Definitely a unique listen.

Thought-provoking and unique

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Listener received this title free

This audiobook made me think differently about how the body works over time. I never really considered how internal rhythms influence energy, sleep, and aging. While going through it, I kept reflecting on my own habits and how they might affect my long-term health. The explanations felt engaging and easy to stay with, even when the ideas became more detailed. It left me more curious about biology and more mindful about how I structure my daily routine.

Seeing Time in a Whole New Way

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Listener received this title free

Imagine existing in perfect harmony without even realizing the hidden rhythms controlling your life. The Clock Within unveils the secrets of our cells that dictate when we sleep, feel energized, age, and rejuvenate. Dr. Moawiah Naffaa masterfully weaves science, philosophy, and curiosity about humanity to provide you with a deeper look at how our cells tell time.

Listen as complex concepts of biology and neuroscience are made simple and exciting to help you understand why our bodies age and how we perceive the feeling of time passing and growing older. The Clock Within is sure to open your mind to more questions about our bodies and our connection to nature and life itself.

Narration by Stayce Smith is clear and expressive, giving warmth and understanding to the topic. Concepts are easy to follow as she keeps a consistent and thoughtful tone throughout.

If you enjoy learning about the science behind aging, life cycles, and wonder at the intelligence of the human body, you will enjoy The Clock Within.

Thought-Provoking and Beautifully Explained

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Listener received this title free

I picked this up out of curiosity about how our bodies actually keep track of time. Turns out it’s way more interesting than I expected. The explanations about daily rhythms and aging were surprisingly easy to follow, even for someone like me who isn’t a scientist. I found myself paying more attention to my sleep and daily habits while listening.

Made Me Think About Time in a New Way

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