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Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

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The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

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Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Regulation of heat exchange in the skin. Regulation of heat exchange in the skin.
Skin malignancies Skin malignancies
Skin. Skin.
Proteins play an important role in keeping your skin healthy and your nails strong Proteins play an important role in keeping your skin healthy and your nails strong
Strings of frog eggs Strings of frog eggs
Southern Leopard Frog eggs (Rana sphenocephala pipiens). Southern Leopard Frog eggs (Rana sphenocephala pipiens).
Video: ETC Protein Complexes & Chemiosmosis (Total ATP Production and ATP Synthase)

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