[...]... Reference Intakes II. DEFiNiTiON OF MiDDlE AGE Exactly what is middle age? Simply stated, middle age is the period of life between young adulthood and old age The idea that midlife or middle age is a separate and distinct life stage is a cultural conception that originated in the 20th century.5 The emergence of middle age as a life stage is linked to the increase in longevity and the decrease in fertility.6... diet, and physical inactivity Unhealthy diets and physical inactivity are a problem to populations worldwide 3 © 2009 by Taylor & Francis Group, LLC 4 Nutrition and Exercise Concerns of Middle Age TABLE 1.1 Key Points of the Joint Position Statement of the American College of Sports Medicine, American Dietetic Association, and Dietitians of Canada on Nutrition and Athletic Performance • During times of. .. this book discuss how good nutrition and exercise practices are beneficial to the health status of individuals, particularly during middle age © 2009 by Taylor & Francis Group, LLC 6 Nutrition and Exercise Concerns of Middle Age TABLE 1.2 Major Physiological Changes That Occur in Healthy Individuals during Middle Age Brain weight declines around 10% from age 20 or 30 to age 90; however, intellectual... Nutrition and Applied Clinical Research Miami Research Associates South Miami, Florida and Department of Dietetics and Nutrition Florida International University Sarah J Ehlers, M.S Department of Nutrition and Health Sciences University of Nebraska Lincoln, Nebraska Jay Kandiah, Ph.D Department of Family and Consumer Sciences Ball State University Muncie, Indiana David W Giraud, M.S Department of Nutrition. .. Americans43 were recently released and the Key Guidelines for Physical Activity for Adults are given in Table 1.11 VIII. CONClUSiONS Nutrition and exercise influence the physical performance of individuals of all ages, including middle- aged adults Experts do not agree as to when middle age begins or ends In this book, middle age is considered to be around 30 to 60 years of age Many individuals, particularly... both athletes and nonathletes Exercise recommendations, particularly those of the ACSM,41 are given Chapters 14 and 15 of this book discuss in detail the benefits of resistance and endurance training Little is known regarding the relationships among nutrition, exercise, and health during middle age Additional research is needed on this topic, as the middle aged are a substantial portion of the population... conducted on the middle aged, especially with regard to nutrition and exercise Middle age is better defined by a pattern of characteristics as opposed to chronological age Generally by middle age, adults are expected to have established a family of their own, have found a clear career direction, and have taken on responsibility with respect to their children, their aging parents, and sometimes their... Francis Group, LLC 16 Nutrition and Exercise Concerns of Middle Age TablE 1.9 Dietary Guidelines for Australian Adults Enjoy a wide variety of nutritious foods • Eat plenty of vegetables, legumes and fruits • Eat plenty of cereals (including breads, rice, pasta and noodles), preferably wholegrain • Include lean meat, fish, poultry and/ or alternatives • Include milks, yoghurts, cheeses and/ or alternatives... S.J and Stachenfeld, N.S., Exercise and fluid replacement: American College of Sports Medicine position stand, Med Sci Sports Exer 39, 377–90, 2007 28 Institute of Medicine, National Academy of Sciences, Dietary Reference Intakes: Applications in Dietary Assessment National Academies Press, Washington, DC, 2000 © 2009 by Taylor & Francis Group, LLC 22 Nutrition and Exercise Concerns of Middle Age 29... Much of this © 2009 by Taylor & Francis Group, LLC 10 Nutrition and Exercise Concerns of Middle Age TablE 1.5 Estimated Energy Requirements (MJ/d) of Men and Women using Predicted Basal Metabolic Rate (BMR) Multiplied by Physical Activity Level (PAL) for Men and Women Living in Australia and New Zealand BMI = 22a Physical activity level (PAL)b Age (y) Ht (m) Wt (kg) 1.2 1.6 1.8 2.2 31–50 1.5 49.5 – . LLC 3 1 Introduction: Nutrition and Exercise Concerns of Middle Age Judy A. Driskell I. INTRODUCTION Middle- aged adults should have good nutritional and exercise habits an area of nutrition or kinesiology as it relates to exercise and sport. The introductory chapter on nutrition and exercise con- cerns of middle age is