Brad Kearns Books

TRIATHLON TRAINING FOR EVERYBODY: How To Balance Your Busy Life, Avoid Burnout And Achieve Triathlon Peak Performance

By Brad Kearns

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How Lance Does It: Put the Success Formula of a Champion into Everything You Do

By Brad Kearns

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Can you make a living doing that?

By Brad Kearns

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Two Meals a Day

By Mark Sisson, Brad Kearns

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The keto reset diet

By Mark Sisson

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Going "keto" by eating in a high-fat, moderate-protein, and low-carb pattern enables you to break free from the disastrous effects of carbohydrate dependency. Instead, you'll reset your metabolism...

The Keto Reset Diet

By Mark Sisson With Brad Kearns

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NEW YORK TIMES BESTSELLER • Mark Sisson unveils his groundbreaking ketogenic diet plan that resets your metabolism in 21 days so you can burn fat forever. “Sisson masterfu...

How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.