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Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

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It is difficult to obtain enough calcium without consuming milk or other dairy foods.

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Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

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According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Elephantiasis in a human leg. Elephantiasis in a human leg.
Connell's experimental manipulation of species indicated the presence of competition. Connell's experimental manipulation of species indicated the presence of competition.
A Crab-eating Macaque, an old world species of monkey native to Southeast Asia A Crab-eating Macaque, an old world species of monkey native to Southeast Asia
Various types of cells within the human body. Various types of cells within the human body.
The locations of human primary somatosensory cortex (SI) and one area of secondary somatosensory ... The locations of human primary somatosensory cortex (SI) and one area of secondary somatosensory ...
Human immunodeficiency virus (HIV) micrograph Human immunodeficiency virus (HIV) micrograph
Video: Knee Animation

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