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gracweeb gracweeb
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6 years ago
In general, the minimum amount of exercise necessary for cardiovascular health is about
 
  A) 20 to 30 minutes of brisk walking or jogging, 5 times a week.
  B) 30 to 45 minutes of moderate jogging, 5 or 6 times a week.
  C) 30 to 45 minutes of vigorous running, 7 times a week.
  D) 45 to 60 minutes of jogging, 5 to 7 times a week.
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LittleMarcLittleMarc
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6 years ago
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gracweeb Author
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6 years ago
You make an excellent tutor!
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Yesterday
this is exactly what I needed
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2 hours ago
Thanks for your help!!
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