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For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

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It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

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Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

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Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

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The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Zebras are several species of African equids (horse family) united by their distinctive black and wh Zebras are several species of African equids (horse family) united by their distinctive black and wh
Population Projections of the United States Population Projections of the United States
A fuel pump in a farming area that clearly states the red diesel fuel is for off-road use only ... A fuel pump in a farming area that clearly states the red diesel fuel is for off-road use only ...
Areas of the United States, Mexico, and Cuba will be affected by a rise of just 100 cm Areas of the United States, Mexico, and Cuba will be affected by a rise of just 100 cm
GDP per Capita in the United States, 1870–2009 GDP per Capita in the United States, 1870–2009
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