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Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

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Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

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On average, the stomach produces 2 L of hydrochloric acid per day.

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Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

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Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

A simplified food web from an African savannah ecosystem A simplified food web from an African savannah ecosystem
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The smell, sight, and taste of food, such as freshly baked bread, triggers the release of saliva The smell, sight, and taste of food, such as freshly baked bread, triggers the release of saliva
Recent research suggests that zinc lozenges and nasal gels may help reduce the severity Recent research suggests that zinc lozenges and nasal gels may help reduce the severity
Nearly all the food that you consume originates on a farm Nearly all the food that you consume originates on a farm
Chewing & Swallowing: Food Processing Begins Chewing & Swallowing: Food Processing Begins
Video: Vascular tissues in a corn stem and a buttercup root

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