Jeri Freedman
41) Brain Cancer
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In the United States, between fifteen and twenty people out of every one hundred thousand develop brain cancer every year. When a brain tumor occurs, the ever-growing mass of cells compresses and damages other cells in the brain, interfering with brain function. The tumor pushes brain tissue around, creates pressure by pressing against the bones of the skull, and infiltrates healthy brain tissue and around nerves. Unlike other forms of cancer, which...
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This handy reference provides an overview of why it is important to keep the brain physically and mentally healthy. Chapters describe the choices that teens can make to keep the brain functioning well for a lifetime, such as practicing habits that promote general health and learning new skills that challenge the brain. The book also discusses the negative effects of factors such as poor diet and obesity, drugs and alcohol, lack of sleep, stress, traumatic...
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Quickly following the French Revolution, Napoleon Bonaparte rose to power over France. He began to spread French dominance over other parts of Europe. Eventually, conflicts arose, giving birth to the Napoleonic Wars. This was a time not only of French influence but also of innovation. This book details the events and causes of the Napoleonic Wars as well as explores how invention helped in the conflicts and evolved into more modern uses today.
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The health care industry offers many opportunities for a challenging and fulfilling career with only two years of post-high school education. Workers in the hospital and home health fields provide essential care around the clock to some of the most vulnerable patients and the elderly. Readers explore a range of career options within these fields, including practical or visiting nurse, social service aide, home health aide, and medical equipment technician,...
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Women were not allowed to attend academic institutions in the seventeenth and eighteenth centuries, but many were highly educated and contributed significantly to understanding laws of science and nature. Many are unfamiliar with the women who were instrumental to the Scientific Revolution: the naturalist Maria Sibylla Merian; Margaret Cavendish, author of scientific books; physicist Émilie du Châtelet; Maria Agnesi, a professor of mathematics and...
47) Steroids
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Experts everywhere are arguing over the effects of steroid use on individuals, sports, and society. Anabolic steroids build up muscle tissue. Most steroids used for medical purposes are synthesized in labs. These are used by doctors to treat a wide variety of diseases, such as muscle wasting, growth deficiency, asthma, skin conditions, and others. Two groups of people commonly abuse steroids: athletes who believe that building up more muscle will...
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Women account for 46 percent of today's American workforce, and nearly half of the new jobs created go to women. Despite these numbers, however, women still face inequality in terms of pay and opportunity. In addition to unequal treatment on the job, women are vulnerable to sexual harassment-ranging from jokes and snide remarks to unwanted sexual advances. Readers are given a look at the history of women and work, and the attitudes that society held...