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Rheumatic fever (RF) is an illness that occurs as a complication of untreated or inadequately treated strep throat infection. Rheumatic fever causes inflammation of tissues and organs and can result in serious damage to the heart valves, joints, c...
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Rheumatic fever (RF) is an illness that arises as a complication of untreated or inadequately treated strep throat infection. Rheumatic fever can seriously damage the valves of the heart.
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Rheumatic fever (RF) is an illness which arises as a complication of untreated or inadequately treated strep throat infection. Rheumatic fever can seriously damage the valves of the heart.
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Bicuspid aortic valve is the most common malformation of the heart valves. In this type of deformity, the aortic valve has only two cusps, which are rigid points such as that seen on leaves, instead of the three cusps normally present. This condit...
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A bicuspid aortic valve is an aortic valve that only has two leaflets, instead of three. The aortic valve regulates blood flow from the heart into the aorta, the major blood vessel that brings blood to the body.
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Bicuspid aortic valve is the most common malformation of the heart valves. In this type of deformity, the aortic valve has only two cusps, which are rigid points such as that seen on leaves, instead of the three cusps normally present. This condit...
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Starting at what is commonly called middle age, operations of the human body begin to be more vulnerable to daily wear and tear; there is a general decline in physical, and possibly mental, functioning. In the Western countries, the length of life...
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Aging is the process of growing older, a process that includes physical changes and, sometimes, mental changes. "The aged" refers to elderly people, those who have reached an advanced age.
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Starting at what is commonly called middle age, operations of the human body become more vulnerable to daily wear and tear. There is a general decline in physical, and possibly mental, functioning. In the Western countries, the length of life ofte...
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This term is used by demographers when referring to an increase over time in the proportion of older persons in the population. It does not necessarily imply an increase in life expectancy, that "people are living longer that they used to," or tha...
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