45. The Effect of External Rewards on Behavior
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43. We Were Born to Nap
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42. Can Stress Be Avoided?
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41. Pain and Pain Management
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40. Older People Need Less Sleep?
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38. Cell-phone Emissions can Change Brain Activity
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37. The Benefits of Cutting Salt
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36. The Benefits of Marriage
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39. What Determines the Kind of Person You Are?
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35. Romantic Love and Ideal Romantic Relationship
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