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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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To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

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Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

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Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

scanning electron micrograph showing an ovum (pink) released by the ovary at ovulation surrounded by scanning electron micrograph showing an ovum (pink) released by the ovary at ovulation surrounded by
An overview of the veins in venous circulation. An overview of the veins in venous circulation.
The effect of a few days of early monocular deprivation on the structure of axons projecting from ... The effect of a few days of early monocular deprivation on the structure of axons projecting from ...
Observed change in surface temperature from 1901 to 2012 Observed change in surface temperature from 1901 to 2012
Heart Valves and Circulation of Blood Heart Valves and Circulation of Blood
The effect of frameshift mutations on a DNA sequence repeating the triplet sequence GAG The effect of frameshift mutations on a DNA sequence repeating the triplet sequence GAG
Video: A timeline of the teeth (Explained - No Audio)

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