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Cardiovascular fitness is a component of physical fitness, which refers to a person's ability to deliver oxygen to the working muscles, including the heart.Cardiovascular fitness is improved by sustained physical activity (see also Endurance Training) and is affected by many physiological parameters, including cardiac output (determined by heart rate multiplied by stroke volume), vascular ...
The cardiovascular system responds to changing demands on the body by adjusting cardiac output, blood flow, and blood pressure. Cardiac output is defined as the product of heart rate and stroke volume which represents the volume of blood being pumped by the heart each minute. Cardiac output increases during physical activity due to an increase ...
Aerobic exercise, also known as cardio, is physical exercise [1] of low to high intensity that depends primarily on the aerobic energy-generating process. [2] " Aerobic" is defined as "relating to, involving, or requiring oxygen", [ 3 ] and refers to the use of oxygen to meet energy demands during exercise via aerobic metabolism adequately. [ 4 ]
It is performed for various reasons including strengthening muscles and the cardiovascular system, honing athletic skills, weight loss or maintenance, as well as for the purpose of enjoyment. Frequent and regular physical exercise boosts the immune system , and helps prevent the " diseases of affluence " such as heart disease , cardiovascular ...
Charles Atlas (born Angelo Siciliano; October 30, 1892 – December 24, 1972) [2] was an American bodybuilder best remembered as the developer of a bodybuilding method and its associated exercise program which spawned a landmark advertising campaign featuring his name and likeness; it has been described as one of the longest-lasting and most memorable ad campaigns of all time.
Media in category "Images of cartoon characters" This category contains only the following file. P. File:PeterPan2.jpg
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Roger Rabbit laughs out loud with the cartoon, praises Goofy's timing and finesse and claims he is a "genius". This is however an anachronism, since Who Framed Roger Rabbit takes place in the year 1947, while Goofy Gymnastics was released in 1949. This cartoon was also shown in September 2002 as part of the "Salute to Sports" episode of House ...