Big Books of 2026

Join the Goodreads Author Program

Are you Borja Bandera Merchán, author of the books below?
Que los hábitos sean tu medicina by Borja Bandera Merchán EL DELGADO LIBRO DE LA OBESIDAD by Purificación Martínez de Icaya Equilibra tu glucosa by Ismael Galancho


To join the author program as Borja Bandera Merchán, you will first need to sign in to Goodreads. Then navigate back to this page to apply.


About the Author Program
Authors on Goodreads
Author Guidelines
Author Program How-To
Author & Advertisers Blog
Ask the Author: Featured Authors
About Goodreads