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Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

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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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The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

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Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

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Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

The hierarchy of biological classification's eight major taxonomic ranks. The hierarchy of biological classification's eight major taxonomic ranks.
The size of the antlers play a significant role in establishing the hierarchy in the group The size of the antlers play a significant role in establishing the hierarchy in the group
Maslow’s Hierarchy Maslow’s Hierarchy
Maslow’s hierarchy of needs. Maslow’s hierarchy of needs.
Social scientists have not done well at devising theories to explain lovely romantic moments Social scientists have not done well at devising theories to explain lovely romantic moments
Hierarchy of physics Hierarchy of physics
Video: Automated external defibrillator (AED)

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