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Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

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Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

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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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Medication errors are more common among seriously ill patients than with those with minor conditions.

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Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Lynx-hare interactions have served as a model system for the study of the effects o Lynx-hare interactions have served as a model system for the study of the effects o
Hartmann's mountain zebra resting, showing its characteristic essentially unbarred belly Hartmann's mountain zebra resting, showing its characteristic essentially unbarred belly
A toddler's developing motor skills allow the child to exert more independence and control over A toddler's developing motor skills allow the child to exert more independence and control over
Michelangelo, Study for the Libyan Sibyl. Michelangelo, Study for the Libyan Sibyl.
Older people who exercise cognitive skills, like these chess players, retain those skills well into ... Older people who exercise cognitive skills, like these chess players, retain those skills well into ...
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Video: Flexor reflex & Crossed extensor reflex

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