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- Health A to Z
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Heartburn Learning Center
- Pregnancy
- Hiatal Hernia
- Diabetes
- Asthma
- Obesity
- Zollinger-Ellison S...
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gastric outlet obstruction
- Connective Tissue D...
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Delayed Gastric Emptying
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Pregnancy is the condition of having a developing embryo or fetus in the body. The union of an egg (ovum) with sperm is called fertilization, or conception, and it is this union that produces the embryo. Pregnancy includes the period from concepti...
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Adolescent pregnancy is pregnancy in girls age 19 or younger.
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A great deal of public health resources is spent on pregnancy. It is clear that prenatal and neonatal health play a large role in determining the health of a population, and in fact, pregnancy outcomes are often used as an indicator of a nation's ...
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A pregnancy test measures a hormone called human chorionic gonadotropin (HCG. HCG is a hormone produced during pregnancy. It appears in the blood and urine of pregnant women as early as 10 days after conception. See also: HCG - urine; HCG - serum ...
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Nutrition during the preconception period, as well as throughout a pregnancy, has a major impact on pregnancy outcome. Among prepregnancy considerations, the prepregnancy Body Mass Index (BMI), folic acid status, and socioeconomic status are the m...
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Prior to modern medicine, many mothers and their babies did not survive pregnancy and the birth process. Today, good prenatal care can significantly improve the quality of the pregnancy and the outcome for the infant and mother. Good prenatal care...
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Hiatal hernia is a condition in which a portion of the stomach protrudes upward into the chest, through an opening in the diaphragm. The diaphragm is the sheet of muscle that separates the chest from the abdomen. It is used in breathing.
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A hiatal hernia is an abnormal protrusion of the stomach up through the diaphragm and into the chest cavity.
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Diabetes is a chronic (lifelong) disease marked by high levels of sugar in the blood. See also: Gestational diabetes; Type 1 diabetes; Type 2 diabetes; Metabolic syndrome.
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Diabetes is a chronic (lifelong) disease marked by high levels of sugar in the blood. Those with diabetes are at high risk for a number of complications. See also: Diabetes; Gestational diabetes; Metabolic syndrome; Type 1 diabetes; Type 2 diabetes.
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Diabetes mellitus is a condition in which the pancreas no longer produces enough insulin or when cells stop responding to the insulin that is produced, so that glucose in the blood cannot be absorbed into the cells of the body. Symptoms include fr...
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Gestational diabetes mellitus (GDM) is a condition that occurs during pregnancy . Like other forms of diabetes, GDM involves a defect in the way the body processes and uses sugars (glucose) in the diet. Gestational diabetes, however, has a number ...
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Diabetes mellitus is a chronic disease in which the body is not able to correctly process glucose for cell energy due to either an insufficient amount of the hormone insulin or a physical resistance to the insulin the body does produce. Without pr...
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Diabetes is the Greek term for "passing through," a phrase used to describe multiple diseases characterized by excessive urination. There are multiple forms of diabetes. The most frequently described is diabetes mellitus, a chronic disorder involv...
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Diabetes mellitus is a common metabolic disorder resulting from defects in insulin action, insulin production, or both. Insulin, a hormone secreted by the pancreas, helps the body use and store glucose produced during the digestion of food. Charac...
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Gestational diabetes is a condition that occurs during pregnancy . Like other forms of diabetes, gestational diabetes involves a defect in the way the body processes and uses sugars (glucose) in the diet. Gestational diabetes, however, has a numbe...
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Diabetes mellitus is a condition that occurs when either the pancreas does not produce enough insulin or the body's cells stop responding to the insulin that is produced. In either case, glucose in the blood cannot be absorbed or used by the cells...
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Diabetes mellitus describes a group of diseases in which there is an elevated level of the sugar glucose, the body's main source of energy for cellular functions, in the blood. The level of glucose, as well as other "fuel" molecules, is increased ...
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A serious disorder caused by an absence of or insufficient amount of insulin in the bloodstream. Insulin is a hormone produced by the pancreas in varying amounts, depending on the concentration of glucose (sugar). When the pancreas is unable to se...
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Asthma is a chronic inflammatory disease of the airways in the lungs. This inflammation periodically causes the airways to narrow, producing wheezing and breath-lessness sometimes to the point where the patient gasps for air. This obstruction of t...
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Asthma is an inflammatory disorder of the airways, which causes attacks of wheezing, shortness of breath, chest tightness, and coughing. See also: Pediatric asthma
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Asthma is a disease of the respiratory system that causes breathing difficulty. Asthma is typically expressed by repeated but reversible episodes of constriction and inflammation of the airways and lungs. Typical symptoms include wheezing, coughin...
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Asthma is a chronic inflammatory disease of the respiratory system that causes breathing difficulty. Asthma comes from the Greek word for panting. The disease is an over-responsiveness of the respiratory system to stimulating factors. It is charac...
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Today asthma is viewed as a chronic (long-lasting) inflammatory disease of the airways. In those susceptible to asthma, this inflammation causes the airways to narrow periodically. This, in turn, produces wheezing and breathlessness, sometimes to ...
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Asthma is a chronic (long-lasting) inflammatory disease of the airways. In people susceptible to asthma, this inflammation causes the airways to narrow periodically. This narrowing, in turn, produces wheezing and breathlessness that sometimes caus...
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Asthma is a chronic inflammatory disease of the airways in which periods of relatively free breathing are punctuated by episodes in which breathing becomes difficult. During an attack, inflammation causes the airways to fill with mucus secretions ...
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A lung disease characterized by spasms and inflammation of the airways, causing wheezing, coughing, and shortness of breath. Asthma is a lung disease characterized by recurring and sometimes persistent spasms and inflammation of the airways, causi...
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Asthma is a common chronic lung disease characterized by a narrowing of the airways, resulting in obstruction of the flow of air and difficulty in breathing. The airflow obstruction is partially or completely reversible in most patients. Different...
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Obesity is an abnormal accumulation of body fat, usually 20% or more over an individual's ideal body weight. Obesity is associated with increased risk of illness, disability, and death. The branch of medicine that deals with the study and treatmen...
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Obesity is a term used to describe body weight that is much greater than what is considered healthy. If you are obese, you have a much higher amount of body fat than is healthy or desirable. Adults with a body mass index (BMI, calculated as weight...
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Obesity is the condition of having an excessive accumulation of fat in the body, resulting in a body weight more than 20% above the average for height, age, sex, and body type, and in elevated risk of disability, illness, and death.
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Vertical sleeve gastrectomy is surgery to help with weight loss. The surgeon removes a large portion of your stomach. The smaller stomach limits the amount of food you can eat by making you feel full after eating small amounts of food. See also: G...
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Obesity , defined as a body mass index of 30 or greater, is an epidemic in the United States and other industrialized nations, and it is rapidly becoming one in developing nations. As countries transition to westernized lifestyles, obesity tends t...
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Obesity is an abnormal accumulation of body fat, usually 20% or more over an individual's ideal body weight. Obesity is associated with increased risk of illness, disability, and death.
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Obesity is an abnormal accumulation of body fat, usually 20% or more over an individual's ideal body weight. Obesity is associated with increased risk of illness, disability, and death .
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Term describing a condition where the ratio of body fat to total body mass is higher than accepted norms. Obesity is a relative term used to describe the condition where the ratio of body fat, which is measurable, to total body mass is higher than...
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Obesity is an abnormal accumulation of body fat, usually 20 percent or more over an individual's ideal body weight. Obesity is associated with increased risk of illness, disability, and death. The branch of medicine that deals with the study and t...
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In Zollinger-Ellison syndrome (ZES), a tumor (a gastrinoma) secretes the hormone gastrin, which stimulates the secretion of gastric acid. This leads to the development of ulcers in the stomach and duodenum (the first part of the small intestine).
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Zollinger-Ellison syndrome is a condition that occurs with abnormal production of the hormone gastrin. A small tumor (gastrinoma) in the pancreas or small intestine produces the high levels of gastrin in the blood.
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Rheumatoid-collagen disease is any disorder affecting the connective tissue, with "rheumatic" symptoms including muscle stiffness, soreness and pain in the joints and associated structures.
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