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In 1844, Charles Goodyear obtained the first patent for a rubber condom.

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Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

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The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

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The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Diabetes mellitus. The metabolic disease diabetes mellitus, with symptoms of polydipsia, polyuria, a Diabetes mellitus. The metabolic disease diabetes mellitus, with symptoms of polydipsia, polyuria, a
Levels of hepatitis A antigens and antibody after infection. Levels of hepatitis A antigens and antibody after infection.
Levels of Ecological Organization Levels of Ecological Organization
Biodiversity at several levels Biodiversity at several levels
Rising sea levels will affect millions in coastal zones and on islands Rising sea levels will affect millions in coastal zones and on islands
Respiratory response to increased activity levels Respiratory response to increased activity levels
Video: Hypoglycemia Animation

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