Action Cadence: The Science of Timing Your Brain for Sleep, Energy, and Productivity, by Andrew Hill, PhD
eBook pre-order: September 29, 2026

Action Cadence

The Science of Timing Your Brain for Sleep, Energy, and Productivity

Reframes time struggles as cadence mismatches, not moral failures. Combines rigorous chronobiology with practical biohacking. Unlike productivity books that prescribe rigid routines, teaches responsive cadence design across timescales.

eBook pre-order September 29, 2026Pre-order eBook

Also available: Amazon UK · CA · DE · AU

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This book is for you if:

Readers of Gifted and Tortured seeking the cadence zoom-in
People struggling with procrastination, sleep, or energy
Biohackers and productivity-focused individuals
Clinicians and coaches wanting chronobiology frameworks

Frequently asked questions

What formats is Action Cadence available in?
Action Cadence will be available as a Kindle ebook and a paperback.
When does Action Cadence come out?
Action Cadence is scheduled for release on September 29, 2026.
Can I buy Action Cadence outside the US?
Yes. Action Cadence is listed on Amazon stores outside the US, including Amazon UK, Amazon Canada, Amazon Germany, and Amazon Australia.
Who wrote Action Cadence?
Action Cadence was written by Andrew Hill, PhD. It is published by Peak Brain Press.