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Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

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There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

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In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

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Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Stem cells in mammalian development Stem cells in mammalian development
Induced Pluripotent Stem Cell Induced Pluripotent Stem Cell
Meiosis involves two complete divisional operations forming four potential sex cells. Meiosis involves two complete divisional operations forming four potential sex cells.
IgE bound to a mast cell and cross-linked by antigen-causing mast cell degranulation. IgE bound to a mast cell and cross-linked by antigen-causing mast cell degranulation.
Schematic diagram showing polyclonal response by B cells against linear epitopes. Schematic diagram showing polyclonal response by B cells against linear epitopes.
Number of cells in the brain Number of cells in the brain
Video: The Krebs Cycle Animation

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