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

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Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

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Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

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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.

A microsatellite locus can show linkage to a disease gene A microsatellite locus can show linkage to a disease gene
Photograph of the flea that transmits Yersinia pestis to cause bubonic plague, called the oriental r Photograph of the flea that transmits Yersinia pestis to cause bubonic plague, called the oriental r
Histopathologic findings in Crohn's disease. A high magnification micrograph of a colonic ... Histopathologic findings in Crohn's disease. A high magnification micrograph of a colonic ...
HIV cycle in an infected cell: (a) latent infection; (b) active infection. HIV cycle in an infected cell: (a) latent infection; (b) active infection.
Alcoholic Liver Disease Alcoholic Liver Disease
Parkinson’s disease Parkinson’s disease
Video: Stress and Immune System Animation

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