Moreover, the exercise, even moderate, decreases the anxiety and improves the reaction to the stress and quality of the sleep. The exercise would also improve the short-term memory and decision making.The physical-activity seems particularly beneficial in the elderly to reduce the risk of insanity and disease of Alzheimer. Which are the costs of the inactivity? The human body is designed for the movement and a sedentary lifestyle is related on the illness and the untimely death. A review of 44 studies noted that the individuals who maintain an physical-activity reasonable, in particular with an Middle Age and a advanced age, are twice fewer than their sedentary counterparts to develop a fatal disease or serious. This benefit health is comparable with the ousting of the tobacco and the inactivity is now recognized like one of the risk factors of the cardiovascular diseases.
How that is it translated in the economic expenditure? Although the disease and mortality make initially suffer the victims and their close relations, they also generate costs high in terms of absenteeism to work and health care. The majority of the studies led to the United States estimated that 18% of the cases of cardiovascular diseases (for total costs of 24 billion $ in 1995) and 22% of the cases of cancer of the colon (a cost of 2 billion $) in the population are ascribable with the inactivity. One holy as now as the average expenditure in medical care among active people are 30% lower as those of the sedentary people.

