Seasonality has effects on a wide range of human functions and activities, and is important in the understanding of human-environment relationships. In this volume, distinguished contributors including human biologists, anthropologists, physiologists and nutritionists consider many of the different ways in which seasonality influences human biology and behavior. Topics addressed include the influence of seasonality on hominid evolution, seasonal climatic effects on human physiology, fertility and physical growth, seasonality in morbidity, mortality and nutritional state, and seasonal factors...

Over 70% of the population in industrialized nations live in cities; in the next decade so will most of the world's entire population. This volume examines the impact of urban living on human health and biology. Cities pose numerous and diverse social and biological challenges to human populations. These challenges bear little resemblance to the forces that molded human biology throughout millions of years of evolution. Urban populations in industrialized nations have distinctive patterns of behavior, social stratification, stress, infectious disease, diet, activity, and exposure to...