| 1. | Nerves, physical exertion, the crowd breaking down your concentration.
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| 2. | Nobody thought the backbreaking exertion of slave women threatened their constitutions.
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| 3. | Exhausted from the exertion, he'll fall back asleep.
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| 4. | Lopez's exertions to cut costs were legendary in Detroit.
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| 5. | Physical exertion has never been high on my list of priorities.
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| 6. | It's been tennis-court exertion at 100 degrees.
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| 7. | Surprise, surprise, I'd never enjoyed physical exertion.
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| 8. | The hours of exertion had taken a toll, he said.
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| 9. | Software supplied with the watches can create elaborate charts of exertions.
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| 10. | It turned out, Lewis aggravated an illness due to exertion.
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