The book "Works of William Harvey M.D. Translated from Latin with the biography of the author" is a collection of key scientific works of the outstanding English physiologist and physician William Harvey. In this book, the author explores blood circulation and the heart, making a revolutionary contribution to the development of medical science. Harvey unravels the mystery of blood circulation and describes the role of the heart in this complex process, making important contributions to modern medicine and biology. This book is not only a document of the history of medicine, but also a source of knowledge for modern scientists and medical practitioners.