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Did you know?
Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.
Did you know?
Medication errors are three times higher among children and infants than with adults.
Did you know?
Everyone has one nostril that is larger than the other.
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In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.
Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.