BEFORE Quiz

Take the first quiz now. Your score reflects your current relationship with exercise.

AFTER Quiz

Read the book and take the AFTER quiz. Compare scores to see your improvement!

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My Books

Read all over the world

2013

400mh
A modern classic. More than half a million copies sold in 21 languages!

2015

400imp
A cult classic. I get a lot of emails about this book. People love it.

2016

Mini Habits eBook 400px
My most popular book in the USA. It's deeply researched and strategic.

2019

Elastic_Habits_ebook
My most creative book. The habit products I sell were designed for this book.

2022

build momentum with this book
Newest. Highest rated. Momentum is SO powerful. It changed my life!
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