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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

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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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There are more nerve cells in one human brain than there are stars in the Milky Way.

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Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

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