According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.
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Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.
The nictitating membrane
Examples of four different types of cells from the body. Although each cell has a cell membrane, nuc