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Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

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More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

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Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

An adult male Asiatic lion An adult male Asiatic lion
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Emerging adults often feel adult in some ways but not others. Emerging adults often feel adult in some ways but not others.
Adolescent girls reach adult height sooner than boys because their bones grow more rapidity Adolescent girls reach adult height sooner than boys because their bones grow more rapidity
A Drosophila embryo and (b) the adult fly that develops from it A Drosophila embryo and (b) the adult fly that develops from it
Video: Barriers - eye structures, digestive mucosa, respiratory mucosa & genitourinary mucosa

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