Physicians use the procedure to: 1  identify abnormalities, such as aneurysms, in the aorta, both in the chest and abdomen, or in other arteries. 2  detect atherosclerotic (plaque) disease in the carotid artery of the neck, which may limit blood flow to the brain and cause a stroke.
Physical fitness is a general state of health and well-being and, more specifically, the ability to perform aspects of sports, occupations and daily activities. Physical fitness is generally achieved through proper nutrition, moderate-vigorous physical exercise, and sufficient rest.
The World Health Organization (WHO) defined health in its constitution of 1948 as  a state of complete physical, mental, and social well-being and not merely the absence of disease or infirmity . Fitness is the ability to meet the demands of a physical task.otor Fitness refers to the ability of an athlete to perform successfully at their sport. The components of motor fitness are (Davis 2000) : 1  Agility. 2  Balance. 3  Co-ordination. 4  Power (speed & strength).