Why we are alive
Tuesday, December 28, 2010
Life is precious gift of God to us which is returnable and is assigned only once in life.It depends on that person how to use this gift and how much he or she is careful about that gift.Hundred thousands years ago we don't have enough knowledge about the composition of this gift but modern biology has enabled us to know more about the composition of this gift.Every component is this gift is vital but "heart" is core component.Heart is smooth muscular organ found in living animals , that is responsible for pumping throughout vessles by repeated, rhythmic contractions.Its contraction is involuntary.The average human heart, beating at 72 beats per minute, will beat approximately 2.5 billion times during an average 66 year lifespan, and weighs approximately 250 to 300 grams (9 to 11 oz) in females and 300 to 350 grams (11 to 12 oz) in males.
So according to biologists and doctors we consider heart as a product so it may arises structural problems as such as disorders of the heart muscle, disorders of heart rhythm,arteriosclerosis means the arteries become thickened and are no longer as flexible and some more thats are known to me as Angina,Heart, attack.There are many factors that can affect the performance of hear that dont allow to live like a normal person.Heart problems are most common in now a days but its frequency lies 25+ years when we look on statics
Estimates for the year 2008 are that 101,100,000 people in the United States have one or more forms of cardiovascular disease (CVD).
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posted by Saqib Naveed @ 6:15 PM,
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