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Lactate threshold
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Percentage of VO2 Max at which a specifice blood lactate concentration is observed or the point at which blod lactate concentration begins to increase above resting levels
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Maximal lactate stedy state
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The exercise intensity at which maximal lactate production ins equal to cleaarance
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Wat is considered to be best indicator of aerobic endurance performance
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Lactate steady state
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Exercise eonomy
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A measure of te energy cost of activity at a given exercise velocity
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Aerobic endurance trainng variables (5)
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Exercise mode, training frequency, training intensity, exercise duration, exercise progression
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Exercise mode=
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Specific activity performed (cycling, running, swimming)
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How does training at a higher intensity and duration effect frequency of training sessions?
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Less frequent sessions; more recovery
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Injury rates are higher in endurance training when frequency is greater than ___ days per wk
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5
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Three things critical for recovery
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Rehydration, refueling, obtaining sufficient rest
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Effect of too high of an intensity and too low of an intnsity training seesion?
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Too high results in fatigue and ends training session prematurely; to low does not overload the body's systems and induce physiological adaptations
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Most frequently used method to assign aerobic intensity? WHy?
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Heart rate; relationship to VO2 max
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Heart rate reserve-
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Maximal heart rate minus resting heart rate
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Target heart rate calculations: Karvonen Method
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Age predicted max heart rate (APMHR)= 220-ageAPMHR - resting hrt rate= heart rate reserve (HRR)(HRR x exercise intensity) + RHR= target heart rate
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Use the Karvonen method to determine target heart rate for a 30 yr old athlete with RHR of 60beats/min and assigned to exercise intensity of 60-70% of functional capacity
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220-30=190 ; 190-60 = 130 130 x (60-70%) + 60138-151 beats per min (23-25 beats per 10 sec interval)
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Target heart rate calculations: Percentage of Maximal Heart Rate
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APMHR= 220-ageAPMHR x exercise intensity
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