Cardiovascular%20Training%20Part%201%20students

Cardiovascular%20Training%20Part%201%20students -...

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Cardiovascular Training Part 1
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Benefits of Cardiovascular Exercise Increase Oxygen Consumption with Exercise Exponential Decline Occurs with Aging
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Aerobic Capacity and Aging Assessed by Maximal Oxygen Uptake (VO2max) Steady Decline of 1% Per Year (25-75yrs) Degree of Decline And Start of Decline Are Affected by Physical Activity (Quantity and Intensity)
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Why is this important? Exercise capacity remains a strong predictor of mortality in both healthy elderly and those with cardiovascular disease. Strongest predictor of increased death even over hypertension, smoking and diabetes
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Low Cardiovascular Fitness Increases Relative Risk of All-Cause Mortality vs. Being Fit Unfit Individuals Higher risk for mortality Dramatic affect on mortality from changing fitness level “Exercise is Medicine” 7+ MET capacity lowers risk of mortality Fit But Obese Less risk of mortality
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Each 1 MET increase in Exercise Capacity Confers an 8-17% Reduction in Mortality
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Decreases in VO2max Age Associated Decreases in VO2max Ability to ventilate the lungs The diffusion of oxygen from the lungs to the blood stream Extraction of blood by working organs Delivery of blood by heart and circulatory system
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Improvements in VO2max: Ventilation of the Lungs With Aging the Ability to Inflate the Lungs Decreases Weakened Respiratory Muscles Decrease in Elasticity of the Rib Cage Research Increases in VO2max Increases in Minute Ventilation (VOE) Increase Ability to Ventilate the Lungs
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Pulmonary System and Aging
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This note was uploaded on 01/19/2012 for the course HPS 3240 taught by Professor Tiffanyesmat during the Spring '12 term at Kennesaw.

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Cardiovascular%20Training%20Part%201%20students -...

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