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Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

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Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

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There are more sensory neurons in the tongue than in any other part of the body.

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Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Relative rate test, calibrating the molecular clock, and calculating divergence dates. Relative rate test, calibrating the molecular clock, and calculating divergence dates.
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Until the 1960s, the South’s public facilities were segregated. Some were reserved for whites, ... Until the 1960s, the South’s public facilities were segregated. Some were reserved for whites, ...
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Video: The life cycle of protein

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