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The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

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As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

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About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

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In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

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Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

The theoretical design of nature reserves, based on the tenets of island biogeography. The theoretical design of nature reserves, based on the tenets of island biogeography.
Freedom House is a nonprofit institution that uses several different factors to rank countries based Freedom House is a nonprofit institution that uses several different factors to rank countries based
Prevalence of Diabetes in the United States, 2010–2012, Age 20 and Older, Based on Race and ... Prevalence of Diabetes in the United States, 2010–2012, Age 20 and Older, Based on Race and ...
Investment in Computers as a Percentage of GDP, 1982–2009 Investment in Computers as a Percentage of GDP, 1982–2009
Water-based Diseases Water-based Diseases
An electrochemical cell is based on these two half-reactions An electrochemical cell is based on these two half-reactions
Video: Introduction to Breast Cancer

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