Nutrition is a topic of wide interest and importance. In spite of growing understanding of the underlying biochemistry, and health campaigns such as 'five-a-day', increasing obesity and reported food allergies and eating disorders, as well as the widely advertised 'supposed' benefits of food supplements mean that a clear explanation of the basic principles of a healthy diet are vital. In this Very Short Introduction, David Bender explains the basic elements of food, the balance between energy intake and exercise, the problems of over- and under-nutrition, and raises the question of safety of nutritional supplements. ABOUT THE SERIES: The Very Short Introductions series from Oxford University Press contains hundreds of titles in almost every subject area. These pocket-sized books are the perfect way to get ahead in a new subject quickly. Our expert authors combine facts, analysis, perspective, new ideas, and enthusiasm to make interesting and challenging topics highly readable.

A brief examination of the history and science of food chronicles four great transitions including those of cooking, agriculture, processing and preservation to consider the sources of culinary preferences, the disparity between malnutrition and overconsumption and the issues associated with obesity, sustainable agriculture and genetic modification. Original.

Martyrdom is a controversial topic, with a long history of provoking fierce debate. In this Very Short Introduction Jolyon Mitchell provides a historical analysis to understand the contemporary debates surrounding martyrdom. Using examples from a variety of contexts around the world, he explores how it has evolved, and what it means today.

Some people appear to be smarter than others, but how do we measure intelligence? Why do some people have better thinking powers than others? What does intelligence predict about people's health and social outcomes? This "Very Short Introduction" uses the best, large-scale psychological data to answer important questions about intelligence, such as how environment, genes, brain structure, gender, and age affect people's thinking skills. It asks whether intelligence increased over the 20th century. Ian Deary also considers the new field of cognitive epidemiology, which discovers links between higher intelligence and better health, lower rates of illness, and longer life. -- From publisher's description.

Rastafari has grown into an international socio-religious movement, with adherents of Rastafari found in most of the major population centres and outposts of the world. This Very Short Introduction provides a brief account of this widespread but often poorly understood movement, looking at its history, central principles, and practices.

Following the increasing cost of fossil fuels and concerns about the security of their future supply. However, the term 'nuclear power' causes anxiety in many people and there is confusion concerning the nature and extent of the associated risks.

While the development of Information Technology has been obvious to all, the underpinning computer science has been less apparent. Subrata Dasgupta provides a thought-provoking introduction to the field and its core principles, considering computer science as a science of symbol processing.