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Did you know?

The human body produces and destroys 15 million blood cells every second.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

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The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Vertebral compression Fractures of the spine (vertebra) can cause severe ”band-like” pain that radia Vertebral compression Fractures of the spine (vertebra) can cause severe ”band-like” pain that radia
W. A. Rogers’s engraving, “Out of the Game,” showed one injured boy tending to another. It appeared W. A. Rogers’s engraving, “Out of the Game,” showed one injured boy tending to another. It appeared
Our species’ ability to form social bonds and be loyal and cooperative within our “tribe” may ... Our species’ ability to form social bonds and be loyal and cooperative within our “tribe” may ...
The rock cycle and the Earth’s physical environment The rock cycle and the Earth’s physical environment
Human impacts and the built environment Human impacts and the built environment
Ion Channels in Neurons Ion Channels in Neurons
Video: Cerebral Cortex Animation

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