| 31. | His wide mouth grimaces at the physical and mental exertions.
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| 32. | But overall it's an exercise worth the exertion.
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| 33. | No twisting, pulling or exertion is required to unleash the bouquet.
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| 34. | Otherwise, my main physical exertion was opening the refrigerator.
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| 35. | He's still having trouble with exertion and exercise ."
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| 36. | And they admit that using the Web requires less exertion.
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| 37. | Are out of breath more than expected from your amount of exertion.
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| 38. | This exertion is about quickly getting grain or turbines to the world.
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| 39. | Exertion Factor : Seven to nine, depending on the form practiced.
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| 40. | This wasn't hard; the exertion was pleasant.
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