This book contains a comprehensive explanation of the most common fluid and electrolyte imbalances in the body. A medical professional needs to have a firm grasped of the fundamentals of electrolytes, fluids and acid-base balance in the body. Imbalances in these substances within the body create some of the most common cases in the field. In this book, we will discuss how these factors are interconnected. When there is an imbalance in one of these electrolytes, the others are usually affected. We will also discuss the signs and symptoms as well as the common treatments for these imbalances. Lastly, this book tests what you have learned with post chapter tests.