1.) we send to of our 60 minutes of physical activity per day, in our target heart rate zone.

a. 20 - 30

b. 30 - 40

c. 40 - 50

2.) in order to improve your heart's strength you must keep your heart rate in your target heart rate zone for 20 - 30 minutes to times per week.

a. 1 - 3

b. 3 - 5

c. 7- 10

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Esther works at a large hospital where she plans food service programs she monitors an records information regarding patients diets and intake and is devoloping a new meal plan that addresses several different dietary needs for many types of patients esther enjoys her work as she feelss that she is patients develop healthier habits

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