Current radiation protection standards are based upon the application of the linear no-threshold (LNT) assumption, which considers that even very low doses of ionizing radiation can cause cancer. The radiation hormesis hypothesis, by contrast, proposes that low-dose ionizing radiation is beneficial. In this book, the author examines all facets of radiation hormesis in detail, including the history of the concept and mechanisms, and presents comprehensive, up-to-date reviews for major cancer types. It is explained how low-dose radiation can in fact decrease all-cause and all-cancer mortality and help to control metastatic cancer. Attention is also drawn to biases in epidemiological research when using the LNT assumption. The author shows how proponents of the LNT assumption consistently reject, manipulate, and deliberately ignore an overwhelming abundance of published data and falsely claim that no reliable data are available at doses of less than 100 mSv.
This book presents new information on radiobiology that more clearly refutes the linear no-threshold (LNT) assumption and supports radiation hormesis. Fresh light is cast on the mechanisms of radiation hormesis and the potential benefits of low-dose ionizing radiation in preventing and treating a wide variety of inflammatory and proliferative diseases. It is proposed that these effects may derive from cellular communication via electromagnetic waves directed by DNA, with each cell acting as a quantum computer. Readers will also find close analysis of the negative impacts of radiophobia on many aspects of modern life, including attitudes to imaging technologies, licensing of nuclear power reactors, and preparedness for survival of nuclear war. The book will be of interest to researchers and scientists in radiobiology, radiation protection, health physics, medical physics, and radiology. Specifically, it will provide medical physicians, radiation oncologists, radiation epidemiologists, gerontologists, cell biologists, toxicologists, and nuclear engineers with a wide range of interesting facts and enlightening novel perspectives.
Contemporary Controversies and the American Racial Divide is a detailed study of some of the most racially divisive issues America has encountered in the past decade. Smith and Seltzer employ more than forty surveys to explore race-based public opinion differences on high-profile controversies including the Rodney King and O. J. Simpson cases; the arrest, trial, jailing, and subsequent reelection of Washington, D.C., Mayor Marion Barry; the Million Man March and Louis Farrakhan; and the Clarence Thomas-Anita Hill controversy. The authors also look at race-based opinion differences on the inner-city crack cocaine epidemic and the spread of AIDS among the American populace. The divisions in opinion between blacks and whites on these controversies are explained in terms of the distinctive historical and cultural experiences of the different races and the gaps, gulfs, and chasms in their contemporary social and economic conditions. While also noting significant commonalities in opinion across the color line, the book focuses on racial differences and their sources, and in a concluding chapter advances suggestions as to how the nation might overcome its racial divisions. This innovative study is a unique, rich, contextualized, dynamic analysis of race opinion, unlike anything else in literature.
A child's very first word is a miraculous sound, the opening note in a lifelong symphony. Most parents never forget the moment. But that first word is soon followed by a second and a third, and by the age of three, children are typically learning ten new words every day and speaking in complete sentences. The process seems effortless, and for children, it is. But how exactly does it happen? How do children learn language? And why is it so much harder to do later in life? Drawing on cutting-edge developments in biology, neurology, psychology, and linguistics, Charles Yang's The Infinite Gift takes us inside the astonishingly complex but largely subconscious process by which children learn to talk and to understand the spoken word. Yang illuminates the rich mysteries of language: why French newborns already prefer the sound of French to English; why baby-talk, though often unintelligible, makes perfect linguistic sense; why babies born deaf still babble -- but with their hands; why the grammars of some languages may be evolutionarily stronger than others; and why one of the brain's earliest achievements may in fact be its most complex. Yang also puts forth an exciting new theory. Building on Noam Chomsky's notion of a universal grammar -- the idea that every human being is born with an intuitive grasp of grammar -- Yang argues that we learn our native languages in part by unlearning the grammars of all the rest. This means that the next time you hear a child make a grammatical mistake, it may not be a mistake at all; his or her grammar may be perfectly correct in Chinese or Navajo or ancient Greek. This is the brain's way of testing its options as it searches for the local and thus correct grammar -- and then discards all the wrong ones. And we humans, Yang shows, are not the only creatures who learn this way. In fact, learning by unlearning may be an ancient evolutionary mechanism that runs throughout the animal kingdom. Thus, babies learn to talk in much the same way that birds learn to sing. Enlivened by Yang's experiences with his own young son, The Infinite Gift is as charming as it is challenging, as thoughtful as it is thought-provoking. An absorbing read for parents, educators, and anyone who has ever wondered about the origins of that uniquely human gift: our ability to speak and, just as miraculous, to understand one another.
For more than 60 years, Shackelford’s Surgery of the Alimentary Tract has served as the cornerstone reference in this fast-moving field. With comprehensive coverage of all aspects of GI surgery, the 8th Edition, by Drs. Charles J. Yeo, Steven R. DeMeester, David W. McFadden, Jeffrey B. Matthews, and James W. Fleshman, offers lavishly illustrated, authoritative guidance on endoscopic, robotic, and minimally invasive procedures, as well as current medical therapies. Each section is edited by a premier authority in GI surgery; chapters reflect key topics and are written by a "who’s who" of international experts in the field. It’s your one-stop resource for proven, systematic approaches to all relevant adult and pediatric GI disorders and operations
Regnum Caelorum is a groundbreaking book that explores the largely overlooked connection in early Christian thought between understandings of the millennium and the intermediate state of the soul after death. Charles Hill traces Christian views of the soul's fate in Jewish texts, the New Testament, and in early Christian writers through the mid-third century A.D. His findings lead to a provocative new assessment of the development of Christian eschatology that corrects many misconceptions of earlier scholarly research. This second edition updates and substantially expands Hill's highly respected original work published by Oxford.
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