Sunday, October 19, 2008

Outside Reading Assignment #5

This weekend I read my gym book (Fitness for Life by Charles B. Corbin and Ruth Lindsey).

The section that I was reading was about health conditions. The section started out talking about hypokinetic diseases and conditions, which are caused by a lack of physical activity. One of theses conditions was cardiovascular disease, which has been the leading cause of death in the United States since 1900 except for one year. This section also talks about atherosclerosis which is when certain substances including fats build up on the inside walls of the arteries. Arteries are used to carry blood from your heart to the rest of your body. When to much of a substance is on your artery walls, the blood supply to your heart is cut off and a heart attack occurs. Atherosclerosis can also cause a stroke, which is when blood supply is cut off to your brain. High blood pressure or hypertension is also a contributor to stroke, heart attack, and kidney damage.
This section also talks about cancer which is when uncontrolled cells invade normal cells, steal their nutrition, and interfere with the normal cell function. Cancer is the second leading cause of death in the U.S, right behind cardiovascular disease. Diabetes, Type II, is also a hypokinetic condition. Diabetes is when a person's body can't regulate the sugar level in the body. Diabetes can lead to damage of the blood vessels, heart, kidneys, and eyes. It may also cause a coma or death if the level of sugar in the blood is extremely high. Two other hypokinetic conditions are obesity ( when a person has a high percentage of body fat) and osteoporosis (when the bones deteriorates and weaken).
The last thing that this section talks about is hyperkinetic conditions, which are health problems caused by too much physical activity. This includes overworking injuries, which can cause your bones, muscles, or other tissues to be damaged. These conditions also include activity neurosis, which is when people are overly concerned about getting enough exercise and are upset if they miss a regular workout. The last hyperkinetic condition that was brought up in this section was eating disorders including anorexia and bulimia.
This section showed the effects of not enough physical activity and too much. You need to find a balance between physical activity and relaxation in order to stay healthy.

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