Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).
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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
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Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
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There are 60,000 miles of blood vessels in every adult human.
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On average, the stomach produces 2 L of hydrochloric acid per day.
John Lindley
John Muir
The Masses, a leading Socialist magazine, featured drawings by artists, including John Sloan, as wel
John Ahearn, Homage to the People of the South Bronx: Double Dutch at Kelly Street 1: Frieda, ...
John Muir (right) with President Roosevelt at Yosemite National Park