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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

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Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

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The average office desk has 400 times more bacteria on it than a toilet.

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About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

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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.

Nonverbal communications convey strong, powerful messages that may be negative or positive. Nonverbal communications convey strong, powerful messages that may be negative or positive.
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Positive and negative selection during T-cell development. Positive and negative selection during T-cell development.
A car wash reduced the price of a basic wash as a promotion and test of the market. With the ... A car wash reduced the price of a basic wash as a promotion and test of the market. With the ...
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Video: Red alga life cycle Animation

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