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Did you know?

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.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

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Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Image of phacopidan trilobite Calymene tristani in nodule. Image of phacopidan trilobite Calymene tristani in nodule.
The Sun in false-color ultraviolet image The Sun in false-color ultraviolet image
Image of Brain Structures Image of Brain Structures
Workers at a Nike factory in Indonesia insert soles into sneakers for fourteen cents an hour. Workers at a Nike factory in Indonesia insert soles into sneakers for fourteen cents an hour.
Checking the 5 volt reference from the computer being applied to the TP sensor with the ignition ... Checking the 5 volt reference from the computer being applied to the TP sensor with the ignition ...
Connecting cables and a computer to perform off-board programming. Connecting cables and a computer to perform off-board programming.
Video: Oral Hygiene & Braces Animation

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