Viruses are some of the simplest infectious agents on the planet, yet can cause severe and even life-threatening diseases in all forms of life - including humans. Despite relying on host cells in order to replicate, viruses can be capable of extremely rapid reproduction and very effective transmission from one person to another. Because of this, they have historically represented a significant proportion of the disease burden affectinghumans.Human Virology provides a vivid introduction to this fascinating field, by incorporating both the molecular and clinical aspects of the subject. Throughout the text, case studies bring the subject tolife by providing a unique perspective from real practicing doctors. In addition new 'hot topic' boxes have been incorporated into this edition, featuring current important areas of research. Little prior knowledge is assumed, making Human Virology the perfect text for those students new to the subject.