Stephen T. Sinatra Books

Lower Your Blood Pressure in Eight Weeks

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Learn how to lower high blood pressure with this step-by-step eight-week plan!The numbers speak for themselves. More than 50 million Americans suffer from high blood pressure—and yet despite the...

Earthing

By Stephen T. Sinatra, Martin Zucker, Clinton Ober

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Sugar Shock!

By Connie Bennett, Stephen T. Sinatra

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The perfect guide to getting healthy by kicking your sugar habit for good with 20 simple, sugar-free success strategies. There’s no sugarcoating it: succumbing to sweets too often could damage your...

Heart Sense for Women

By Roberta Jo Lieberman, Stephen T. Sinatra, Jan Sinatra

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In this groundbreaking book, Dr. Stephen Sinatra reveals why heart disease is the #1 killer of women in America today. Heart Sense for Women shatters the myths that keep this a hidden epidemic an...

The fast food diet

By Stephen T. Sinatra, Jim Punkre

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Optimum health

By Stephen T. Sinatra

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Optimum Health

By Stephen T. Sinatra

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Now you can achieve optimum health.In this groundbreaking book, Dr. Stephen Sinatra shows us how we can take control of our health through the latest findings of mind-body medicine. As a leading...

Tocotrienols and Vitamin E Good Health Guides

By Christian B. Allan, Stephen T. Sinatra, Christian B. Allan PhD

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Lower Your Blood Pressure in 8 Weeks

By Stephen T. Sinatra, Jan Sinatra

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The coenzyme Q10 phenomenon

By Stephen T. Sinatra

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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.