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Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
Did you know?
The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).
Did you know?
The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.