Answer:
Target Heart Rate
Explanation:
Target heart rate is generally expressed as a percentage (usually between 50 percent and 85 percent) of your maximum safe heart rate. The maximum rate is based on your age, as subtracted from 220. So for a 50-year-old, maximum heart rate is 220 minus 50, or 170 beats per minute.
A. all the events are strictly judged to precise rules.
Explanation:
Not B since the X games are a US event.
Not C since the X games are held annually.
Not D since the events have been changed.
<span>3.
Why is cardiovascular endurance an important component of physical fitness?
B.Improved cardiovascular endurance increase energy and reduces stress.
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<span>4.
Out of the choices below, which cardiovascular endurance exercises expends the most calories in 60 min of exercise?
Running</span><span>
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