| 21. | The aerobics area is clogged with veterans who know every step.
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| 22. | Kids also enjoy fitness and aerobics classes designed especially for them.
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| 23. | It's less aerobic, but the graphics are better.
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| 24. | Aerobic exercise has long been considered a key to cardiac health.
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| 25. | Portnick won certification through the Aerobics and Fitness Association of America.
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| 26. | She said she does step aerobics and trains with weights regularly.
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| 27. | Tips on martial arts aerobics from the American Council on Exercise:
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| 28. | Stiller, meanwhile, gets another crowd-pleasing aerobic workout.
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| 29. | She teaches low-impact aerobics, body sculpting and Pilates.
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| 30. | The least they could have done was make them do aerobics.
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