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Did you know?

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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Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

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Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

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About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

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Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Mononucleosis is caused by the Epstein–Barr virus. Symptoms of the infectious disease are swollen pa Mononucleosis is caused by the Epstein–Barr virus. Symptoms of the infectious disease are swollen pa
Ears, nose, and throat (ENT) system. Ears, nose, and throat (ENT) system.
Throat swab. Throat swab.
strep throat strep throat
Common skin signs are often evidence of an illness or disorder. A fissure is a crack-like sore or ... Common skin signs are often evidence of an illness or disorder. A fissure is a crack-like sore or ...
Inspecting the throat Inspecting the throat
Video: Central Nervous System Animation

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