A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.
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Cyanide works by making the human body unable to use oxygen.
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In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.
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Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.
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Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.
Examples of different cell types in humans
Striking examples where high surface area releases heat.
Examples of Basic-Level, Subordinate, and Superordinate Concepts
Tia, an African-American mother of two school-aged children