The human body is a symphony of electrical signals, fundamental to every aspect of our existence. This book explores the pervasive role of electricity in biological processes, from the moment of conception through to the final moments of life. It details how these electrical currents govern cellular functions, nerve impulses, muscle contractions, and even thought processes, revealing a hidden, dynamic electrical world within us.

The book is lauded for its ability to explain complex physiological concepts in an engaging and accessible manner. Reviewers highlight Ashcroft's skill in weaving together scientific detail with a narrative that emphasizes the essential nature of electrical signals in life. The work is recognized for making intricate biological processes understandable to a general audience, offering a fresh perspective on the 'body electric'. It is considered a comprehensive yet readable account of a fundamental aspect of human biology.