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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.
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.
The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.