This exciting little book is a unique reference guide to the different body systems and the role that the endocannabinoid system (ECS) plays in each. With so many people using cannabinoids and terpenes it is important to understand how these things can influence body signaling. This book is easy to follow with beautiful visual diagrams and important scientific references. It is great for anyone wanting to learn how to better understand the role of the ECS in each body system. The information is intended to assist the reader to gain a basic understanding of the influential role the ECS plays in the body. It has been created for those that want to tap into the ECS using cannabinoids, terpenes, therapeutic grade essential oils, and vital nutrients. It is biology made easy and created for a consumer market.