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About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

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Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

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Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

The Sun in false-color ultraviolet image The Sun in false-color ultraviolet image
Color-enhanced magnetic resonance image (MRI) showing a sagittal view of the head. Color-enhanced magnetic resonance image (MRI) showing a sagittal view of the head.
Temperature and Color Temperature and Color
The phenotypic distribution in a cross with two traits: seed color and seed shape. Plants in the F2 The phenotypic distribution in a cross with two traits: seed color and seed shape. Plants in the F2
People with normal color vision see the number 29 in the chart; however, those who are color-blind c People with normal color vision see the number 29 in the chart; however, those who are color-blind c
Brown Eye Color Brown Eye Color
Video: Definitions of stroke volume, preload definition & Factors influencing stroke volume

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