issacertifiedtrainer/christophermcdonnough Aerobic training - TopicsExpress



          

issacertifiedtrainer/christophermcdonnough Aerobic training effect refers to the adjustments your body makes to the aerobic demands that are placed upon it. Over a prolonged period of time, many of the adaptations that your body makes are extremely significant. Your heart and lungs are perhaps affected the most. Your heart, for example, enlarges in size. The walls between the chambers of your heart thicken, enabling more forceful contractions. The stronger the contractions the greater the stroke volume will be. Thus, your resting heart rate is lowered without any loss in cardiac output. In other words, aerobic exercise makes your heart into a much more efficient pump. Your lungs are also affected in several positive ways by aerobic exercise. During exercise, your respiratory muscles are continually overloaded, thereby increasing their level of strength, endurance, and capacity for work. In addition, interior lung volume increases, creating a greater surface area for gas exchange. As a result, more alveoli are utilized and the efficiency of exchange is improved. This all translates into lowered breathing rates during periods of rest and smaller increases during bouts of exercise. Specificity of training refers to the fact that the effects of training are specific to the manner in which the training is conducted and the activity employed as a training stimulus. In other words, you get what you train for. Aerobic over-training refers to the fact that more is NOT automatically better when it comes to exercise. In some instances, you can, in fact, train too much. Excess training can lead to staleness, illness, or injury. Exercise intensity refers to how hard you are exercising. Aerobic intensity is critical for many reasons. It determines the energy requirements of the exercise, the energy fuel or source to be used, the amount of oxygen consumed, and the calories expended.
Posted on: Tue, 16 Jul 2013 13:39:13 +0000

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