Introducing a new series of information-led pocket guides aimed at demystifying a wide and eclectic range of subjects.Called The knowledge each book within the series is written by an expert in the field providing a lively, and informative, introduction to their respective topic.The jazz paradox: why has an art that has so transformed the world's music in barely 100 years, remained so widely misunderstood? Jazz shines light on the subject for those...

The importance of osteoporosis in the United Kingdom as a cause of death and disability is now well recognised. There are in excess of 200,000 osteoporotic-related fractures in the UK per annum asso ciated with an estimated cost of £942,000,000. Following hip fracture it is known that about 50% of patients are unable to live indepen dently and about 20% of such patients die within the first 6 months. These figures, compelling as they are, reflect poorly on current medical practices which m...