Concepts Of Lifetime Fitness
This is the first 1,000 characters of 654 words (2.62 pages) in the essay titled Concepts Of Lifetime Fitness
|Concepts Of Lifetime Fitness
Concepts of Lifetime Fitness
September 1, 1997
Homeostasis is the state of equilibrium in which the internal environment of the
human body remains relatively constant. Two excellent examples of homeostasis
are how the body maintains a constant temperature and blood pressure during
strenuous physical activity or exercise. Although there are many other
activities in the body that display homeostasis, I will only discuss these two.
Temperature in the human body is usually kept at approximately 37 degrees
Celsius. To maintain such a strict temperature, the body has a few functions to
combat the outside elements. People cannot make themselves cold as readily as
make themselves hot, however I will mention both homeostasis functions. When
the external temperature decreases, a portion of the brain called the
hypothalamus detects the drop by means of the blood. To compensate, the brain
sends chemical and electrical impulses to t...
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