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Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

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Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

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Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

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

Photograph of a child with a cochlear implant. This device sends electrical impulses directly to the Photograph of a child with a cochlear implant. This device sends electrical impulses directly to the
Dial-A-Flo in-line device to regulate IV flow. Dial-A-Flo in-line device to regulate IV flow.
Underwater seal chest drainage device. Underwater seal chest drainage device.
Pulse oximetry. The small device provides a digital readout of oxygen levels in the blood. Pulse oximetry. The small device provides a digital readout of oxygen levels in the blood.
Solar Harvesting Device Solar Harvesting Device
Device to deliver repository drugs Device to deliver repository drugs
Video: Buffers definition and the role of buffer in the body

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