Third, the rapid degree of free exercise. As a result of the elderly decreased myocardial contractility, decreased flexibility in the vessel wall, bureaucratic narrow, increasing blood force, it is bound to increase the burden on the heart. Has been further weakened as a result of respiratory function, vital capacity and ventilation inadequate oxygen supply will be reduced. And the rapid increase of oxygen consumption during exercise, can easily lead to the phenomenon of hypoxia fainting. Particularly those who suffer from heart disease and high blood pressure patients, rapid movement will lead to the pulse rate and blood pressure suddenly increased and accidents.

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