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Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

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Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

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In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

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Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

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About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Flanked region Flanked region
Gluteal muscles of the hip region. Gluteal muscles of the hip region.
Reconstruction Drawing Of The Citadel At Mycenae At Its Most Developed State Reconstruction Drawing Of The Citadel At Mycenae At Its Most Developed State
Percent of Selected Foods and Beverages Consumed in the United States Percent of Selected Foods and Beverages Consumed in the United States
The Lorenz Curve for the United States, 2009 The Lorenz Curve for the United States, 2009
GDP per Capita in the United States, the United Kingdom, and Japan, 1870–2009 GDP per Capita in the United States, the United Kingdom, and Japan, 1870–2009
Video: Mendel's Principles of Inheritance (Father of Genetics)

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