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Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

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People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

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More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

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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.

A micrograph of the cell coat or glycocalyx of an animal cell. A micrograph of the cell coat or glycocalyx of an animal cell.
Representative nervous systems throughout the animal kingdom. Representative nervous systems throughout the animal kingdom.
plant and animal cells when hypertonic and hypotonic plant and animal cells when hypertonic and hypotonic
Animal Symmetry Animal Symmetry
Shaping in Animal Training Shaping in Animal Training
Examples of animal reproduction. Examples of animal reproduction.
Video: Uterine (menstrual) cycle - phases

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