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Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

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In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

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The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

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There are approximately 3 million unintended pregnancies in the United States each year.

Cell-wall structure of Gram-positive and Gram-negative bacteria. Cell-wall structure of Gram-positive and Gram-negative bacteria.
Gram Postive & Gram Negative Bacteria Gram Postive & Gram Negative Bacteria
coagulase negative Staphylococcus on Blood agar coagulase negative Staphylococcus on Blood agar
Feedback mechanisms of the thyroid gland: (1) stimulus; (2) release of TSH; (3) release of thyroid h Feedback mechanisms of the thyroid gland: (1) stimulus; (2) release of TSH; (3) release of thyroid h
Withdrawal Symptoms and Treatment for Selected Drugs of Abuse Withdrawal Symptoms and Treatment for Selected Drugs of Abuse
Negative and positive feedback loops Negative and positive feedback loops
Video: Introduction to Diabetes

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