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Books > Medicine > Pre-clinical medicine: basic sciences > Human reproduction, growth & development > Human growth & development
The menstrual cycle is the scientific term for the physiological changes that occur in fertile women and other female primates for the purposes of sexual reproduction. In this book, the authors discuss the signs and symptoms, psychological/behavioural changes and abnormalities of the menstrual cycle. Topics include the evolution of the menstrual cycle with a focus on the role of the luteal phase, extended sexual receptivity and the concept of concealed ovulation; functional and structural brain alterations associated with menstrual pain; premenstrual dysphoric disorder (PMDD) and premenstrual syndrome (PMS); the fluctuations on appetite and food intake that occur during the female reproductive cycle; and assessing energy intake and physical activity energy expenditure during the menstrual cycle.
How we age is much more of a choice than you may think. Many people reach a stage when they are looking for something different. Others feel that time is running out, or they are "losing their looks." The answers to these anxieties rarely lie in a jar or a pill. As a healthy lifestyle is important in looking and feeling good, so our attitude is important in giving meaning and direction to our lives, and even improving our looks. Combining the latest research on health, ageing and well-being with 30 years experience of working with people, we present a constructive antidote to the myths and stereotypes around ageing, and a guide to an exciting, fulfilling future.
This book reviews research on presently known theories and mechanisms responsible for the rate of ageing and maximum longevity of different animals including birds, mammals and humans (to explain how" do we age and the velocity of the ageing process). In addition, this book deals with the historical evolutionary explanations of ageing and longevity ("why" do we age). The mechanisms discussed include mitochondria and oxygen free radicals, the presence of macromolecules constitutively highly resistant to deleterious modification in the tissues of long-lived animals, insulin/IGF-1 like signalling, telomere shortening, dietary restrictions, and other proposed molecular mechanisms.
Ageing is an inevitable biological process that affects most living organisms. The link between metabolic rate and reactive oxygen species production is an important and long-standing question, and a source of much controversy. A by-product of cell respiration in mitochondria is the formation of reactive oxygen species due to electron leakage from the electron transport chain during oxidative phosphorylation. In simple terms, humans are ageing due to oxygen consumption. Damage induced by oxygen appears to be the major contributor to ageing and the degenerative diseases of ageing such as cancer, cardiovascular disease, immune system decline, and brain dysfunction. This book presents the reasons for oxidative stress formation and the answer to why during the course of evolution the process of free radical damage and defense did not become more perfect so as to produce less free radicals.
Ageing is the accumulation of changes in an organism or object over time. Ageing in humans refers to a multidimensional process of physical, psychological, and social change. Some dimensions of ageing grow and expand over time, while others decline. Reaction time, for example, may slow with age, while knowledge of world events and wisdom may expand. Research shows that even late in life potential exists for physical, mental, and social growth and development. Ageing is an important part of all human societies reflecting the biological changes that occur, but also reflecting cultural and societal conventions. More people are reaching older age today than ever before and the incidence of dementia is thus expected to rise. It is important to investigate the possible prevention of dementia and cognitive decline. This new book gathers the latest research from around the globe in this field of study and related topics such as cardiovascular disease and cognitive function, physical exercise and cognitive function in the elderly, the dementia diagnosis, the role of MRI in Alzheimer's disease, oestrogen decline effects on the mental health of ageing women and the relationship between dementia and depression.
Ageing or aging is the accumulation of changes in an organism or object over time. Ageing in humans refers to a multidimensional process of physical, psychological, and social change. Some dimensions of ageing grow and expand over time, while others decline. Reaction time, for example, may slow with age, while knowledge of world events and wisdom may expand. Research shows that even late in life potential exists for physical, mental, and social growth and development. Ageing is an important part of all human societies reflecting the biological changes that occur, but also reflecting cultural and societal conventions. This book examines several important issues in the field.
The word longevity is sometimes used as a synonym for "life expectancy" in demography. Aging is the accumulation of changes in an organism or object over time. Aging in humans refers to a multidimensional process of physical, psychological, and social change. Some dimensions of aging grow and expand over time, while others decline. Reaction time, for example, may slow with age, while knowledge of world events and wisdom may expand. Research shows that even late in life potential exists for physical, mental, and social growth and development. Aging is an important part of all human societies reflecting the biological changes that occur, but also reflecting cultural and societal conventions. Age is usually measured in full years -- and months for young children. At present, the biological basis of aging is unknown. This book presents the latest research in this dynamic field.
Ageing is any change in an organism over time. Ageing refers to a multidimensional process of physical, psychological, and social change. Some dimensions of ageing grow and expand over time, while others decline. Reaction time, for example, may slow with age, while knowledge of world events and wisdom may expand. Research shows that even late in life potential exists for physical, mental, and social growth and development. Ageing is an important part of all human societies reflecting the biological changes that occur, but also reflecting cultural and societal conventions.
The ageing process changes body composition and thus nutritional status changes as one gets older. At the same time the body becomes more susceptible to diseases and diet becomes an even more significant or at least visibly significant than in earlier years. Moreover, there is frequently socio-economic downward drifting in this age group making nutritious foods more difficult to afford. This book presents the latest research in this vital field.
Book & CD. One of the most striking demographic changes over the last century in Western countries has been the rapid growth, both absolute and relative, of the oldest-old population, to such an extent that living beyond the age of 80 years constitutes a new stage of life. But what is life like after 80? Rather than scrutinizing the pathologies of very old age, this book enquires into the normal aging of the oldest old, their health trajectories, their socio-demographic inequalities; it analyses their daily life, including their social relationships, social support, and activities, and observes how the oldest old adapt to the multiple stresses and challenges of very old age. The book reports major results obtained from Swilsoo, a long-term longitudinal study based on two cohorts of octogenarians. The two cohorts were assessed on an approximately yearly basis, the first for 9 waves from 1994 to 2004, with 340 participants at inception, and the second for 5 waves from 19v9 to 2004, initially with 377 participants. The book demonstrates that many common stereotypes concerning the oldest old are false. For examples, their main shared characteristic is not sickness, but frailty, which affects them in different ways. A long life does not necessarily culminate in dependence. Dependence is a risk -- especially among persons of lower socio-economic status -- but not an ineluctable outcome. It also helps to bring out the importance of social and psychological resources in the lives of the oldest old. Although multiple stresses such as negative health-related changes or self-reported bereavements of a loved one often occur in the life of the elderly and affect their health and well-being, the very old can take advantage of various resources or adjustment mechanisms to help preserve their well-being and robustness. The book shows for instance that the preservation by the elderly of a positive and active role within the family is a boon to their health and that the continuation of leisure activities or the effective use of psychological resources counters the negative effects of frailty on well-being.
Dementia is a brain disorder that seriously affects a person's ability to carry out daily activities. The most common form of dementia among older people is Alzheimer's Disease (AD), which involves the parts of the brain that control memory, thought and language. Age is the most important known risk factor for AD. The number of people with the disease doubles every 5 years beyond age 65. AD is a slow disease, starting with mild memory loss and ending with severe brain damage. The course the disease takes and how fast changes occur vary from person to person. On average, AD patients live from 8 to 10 years after they are diagnosed, though the disease can last for as many as 20 years. Current research is aimed at understanding why AD occurs and who is at greatest risk for developing it, improving the accuracy of diagnosis and ability to identify who is at risk, developing, discovering and testing new treatments for behavioural problems in patients with AD. This book gathers state-of-the-art research from leading scientists throughout the world which offers important information on understanding the underlying causes and discovering the most effective treatments for Alzheimer's Disease.
Based on an intensive qualitative study of a diverse group of 51 older widowers, this unique book sets widowhood within the context of life experience and identifies characteristics and patterns of behaviour that contribute to widowers' success, or lack of it, in adjusting satisfactorily to their circumstances. The authors shed light on widowers' specific needs and on the services needed to help widowers develop greater self-reliance. Among the topics discussed are models of resilience, marriage and illness of the spouse, caregiving and communication, death of the wife, grief and adjustment, living alone and remarriage, life values carried forward, adult children and other social support, and cohorts and the future. The authors conclude with a consideration of trends that may influence the next generation's experience of widowhood. This excellent volume offers expert guidance on the needs and care of the nearly invisible population of older widowers.
In this worldwide survey, Clive Gamble explores the evolution of the human imagination, without which we would not have become a global species. He sets out to determine the cognitive and social basis for our imaginative capacity and traces the evidence back into deep human history. He argues that it was the imaginative ability to 'go beyond' and to create societies where people lived apart yet stayed in touch that made us such effective world settlers. To make his case Gamble brings together information from a wide range of disciplines: psychology, cognitive science, archaeology, palaeoanthropology, archaeogenetics, geography, quaternary science and anthropology. He presents a novel deep history that combines the archaeological evidence for fossil hominins with the selective forces of Pleistocene climate change, engages with the archaeogeneticists' models for population dispersal and displacement, and ends with the Europeans' rediscovery of the deep history settlement of the Earth.
The progressive ageing of the general population and the consequent increase of the number of old people has made the typical medical problems of aged people more frequently observed, and particularly the problems related to the ageing brain. This new book is an updated overview of relevant aspects of cognitive decline associated with ageing. Within the wide landscape of brain ageing the authors reconsider the role of the main predisposing factors and risk factors on the development of various form of mental decline, from mild cognitive impairment to dementia. The strength of this book is the large, updated overview of the most recent data of scientific literature regarding the role of genetic, metabolic and environmental factors on the predisposition and onset of cognitive decline. Particular attention is paid to the dietary micro- and macronutrients and to their possible role in the pathogenesis of the various form of dementigen disorders.
This book is the third in a series with the International
Association for the Scientific Study of Intellectual Disabilities
(Series Editor: Matthew P. Janicki). These publications are
designed to address the issues of health, adult development and
aging among persons with intellectual disabilities.
For many years it has been recognized that some adults with intellectual disabilities are at elevated risk for mental and behavioral health problems. Often the aging process can complicate the identification, diagnosis, treatment and prevention of this type of dual diagnosis and present complex challenges to clinicians and carers. This book is designed as a practical resource for those involved with the support, care and treatment of persons with intellectual disabilities, and should prove particularly useful as this community achieves increased longevity. The book is divided into three parts: Prevalence and Characteristics; Diagnosis and Treatment; and Service System Issues.
"This is by far the best book I've read on the science of aging."—Andrew Weil, M.D.
In 1998, approximately 30 million people worldwide were living with
HIV/AIDS, about 5 million of whom became infected that year. The
epidemic continues to expand, with an estimated doubling time of 10
years, making AIDS the leading infectious cause of death ahead of
tuberculosis and malaria. Even in the U.S.A. where the death rate
from AIDS is declining as a result of effective drug therapies, HIV
infection rates continue to climb in several population groups. The
prevalence of AIDS among people over the age of 50 is steadily
increasing, and most older people are unprepared to address it for
a number of reasons, including the widespread discomfort with
matters sexual and homosexual and the belief that elderly people
are not sexually active and therefore not at risk.
'It is never too early to become involved but it can easily be too late.' Armed with such alarming statistics as 125 million primary-school age children are not in school; another 150 million children drop out of primary school before they complete four years of education; and almost one-half of the children in the least developed countries of the world do not have access to primary education; the World Bank convened a global conference in April 2000, to address the benefits and challenges of investing in early childhood development. Scientific studies now show how critical the first few years of a child's life are in terms of later physical and mental health, behavior, and capacity to learn. The Millennium Development Goals endorsed by 189 member countries of the United Nations and the World Bank are targets for reducing global poverty. The goals specifically address the need for universal primary education as a means for breaking the cycle of poverty in individual families and in countries. With the publication of this volume, which contains the conference proceedings, the World Bank hopes to encourage a broader investment by countries, companies, organizations and private sector institutions in early child development.
It can slowly drain the life force from your body over time. Or kill swiftly without warning. But you will never find it on a medical chart or see it listed on a death certificate. It's called stress. It exacts a tremendous toll on our lives. It saps our strength, robs our youth and makes us old before our time. We encounter it day in and day out, yet do little, if anything about it. It's no wonder. In today's 'pressure cooker society', the average lunch hour lasts about 11 minutes. Dinner is often consumed in less than 6 minutes (usually seated in front of the television). The average workday can last 10 hours or more. We seem to be living in a society where there's virtually no time for quality time. Strictly speaking, stress itself is not among the direct causes of ageing, yet it plays an extremely important role in the ageing process. It is a powerful force that serves as a catalyst in every known mechanism that causes us to age. Readers might be surprised to find out that this book has as much to do with ageing, life extension and specific measures we can take to postpone the inevitable as it does with stress. The fact is that stress and ageing are inextricably bound together.
This book gives an overview of the potential and the practical details that need to be resolved in order to make human germline engineering possible. It presents the ethical and social concerns, and implications of our fast-approaching capability to alter our own germline and take an active role in the future evolution of our own species. It provides explanations of how we have arrived at the capability to clone higher animals, and discusses the implications for human therapies and for our own future when these techniques are applied to the human germline.
This is part of a series of integrative work by infancy researchers of both humans and animals. The articles seek to serve as references on programmatic series of studies, critical correlations of diverse data that yield to a common theme, and constructive attacks on old issues.
The world often falls short of how we'd like it to be, and our ability to make even just a little difference can seem limited. Sometimes it feels like you need to be a super-hero to achieve anything meaningful. But what if by re-conceiving what you do, you could change the world for the better? In THE REGENERATIVE LIFE, Carol Sanford shows you how to fundamentally change the roles you play in society, enabling you to do more than you ever believed possible; grow yourself and others, provide astounding innovations for your clients, children and students, generate extraordinary social returns, become more creative, and bring new life and opportunity to everything around you. THE REGENERATIVE LIFE teaches you to see your roles differently: stripping away all preconceptions of how it should be done, understanding what your role is at its core, and building yourself back up to become something new; something so grounded, inspiring, and resilient, it can change the world.
This volume is one of the first to concentrate on positive growth and development in a clinical arena, rather than loss and pathology. In contrast to the general theories and cross-sectional studies of existing adult developmental research, much of this volume looks at the whole-life level of development of adults through case studies. The book unites three compatible approaches to the study of adult development. The first considers the development of whole life. The second approach examines behavior during certain periods in adults' lives by combining clinical and developmental stage perspectives. The third approach examines periods of life following the work of Erikson, Levinson, and Vaillant. The editors of this volume believe that these three approaches form, in their synergy, a comprehensive and multifaceted approach to uniquely difficult problems of late adolescence and early adulthood. It is the unification of these three approches that makes this book unique in its field.
Few topics in women's medicine today are as fraught with confusion and controversy as the question of appropriate treatment for menopausal symptoms and the prevention of negative long term health outcomes common to post-menopausal women. Cardiovascular disease (CVD), osteoporosis, and cancer - the most common causes of death, disability and impaired quality of life for women - can potentially be prevented or forestalled by dietary, behavioural and drug interventions. A better understanding of the natural history of the menopause is critical to providing better care. If women and their physicians have a better understanding of predictors of risk, they could make more informed decisions about interventions related to menopausal symptoms, CVD, osteoporosis and gynaecologic and breast cancer. Few other recently introduced medical interventions have as great a potential of affecting morbidity and mortality as does hormone replacement therapy (HRT). HRT has produced effect on health risk: some are reduced, some are raised, and some uncertain, and these data are interpreted differently by various scientific, medical and consumer groups. |
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