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People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

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According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

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Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

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Vaccines prevent between 2.5 and 4 million deaths every year.

The specialized arrangement of tissues in the small intestine. The specialized arrangement of tissues in the small intestine.
Geoffroy's tamarin (Saguinus geoffroyi), also known as the Panamanian, red-crested or rufous-na Geoffroy's tamarin (Saguinus geoffroyi), also known as the Panamanian, red-crested or rufous-na
A finger-stick is useful for obtaining small amounts of blood. A finger-stick is useful for obtaining small amounts of blood.
Early cities were small economic centers surrounded by walls to keep out enemies. These cities had ... Early cities were small economic centers surrounded by walls to keep out enemies. These cities had ...
The first step in the reprogramming procedure is to determine the current software installed using a ... The first step in the reprogramming procedure is to determine the current software installed using a ...
Extremely Stable Air: Inversions Extremely Stable Air: Inversions
Video: Transcription - Introns and exons

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