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Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.
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GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.
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Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
The testes. In addition to producing sperm, the testes secrete the male sex hormones, primarily test
Hormones secreted by the ovaries.
Estrogen and Progesterone Levels During Menstrual Cycle
Endocrine Organs and the Hormones They Secrete (2 of 2)
Potential Consequences of Estrogen Loss Related to Menopause
T cells are of three general types: (1) helper T cells that secrete cytokines, which upregulate the ...