Cardiovascular Disease

Running Head : CARDIOVASCULAR DISEASES

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The human heart though small in size is the strongest muscle and has a critical role to play in man 's life . It is responsible for pumping blood throughout the body which is necessary to allow human beings lead normal lives . It plays the vital role of transportation of blood and oxygen through veins and capillaries to the various body organs . The effective functioning of the heart is however sensitive and can be compromised by behavioral factors leading to

cardiovascular diseases that have adverse effects as severe as death (Mackay J and Mensah G , 2004 . According to the World Health Organization (WHO , cardiovascular diseases are ranked as the world number one killer affecting the rich and poor nations (WHO , 2009 . In the US , it is estimated that a quarter of the population lives in some type of cardiovascular disease (Dhpe .org 2009 . Cardiovascular diseases include high blood pressure commonly known as hypertension , heart attacks and heart failures , stroke as well as cerebrovascular diseases . The good news about these deadly diseases is that they are not entirely inherent and man can significantly reduce the chances of acquiring them . Cardiovascular diseases are largely attributed to people 's lifestyles such as unhealthy diets , smoking tobacco as well as sedentary lifestyles (WHO , 2009 . However , there are natural risk factors for cardiovascular diseases such as old age gender , race and family history (Mackay J and Mensah G , 2004 . A change in people 's lifestyles would...