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• | Physical functioning increases through the 20's and peaks at about age 30, but can be maintained through exercise |
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• | Body shape changes, with gradual increases in weight and body fat and decreases in lean muscle mass |
• | Efficiency of many organ systems begins to diminish at the rate of about 1% a year |
• | Sexual responsiveness remains high throughout this period, with some slowing in men |
• | Physical appearance changes; gray hair and wrinkles develop toward end of this period |
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• | Thinking may become practical and dialectical to adapt to the inconsistencies and complexities in daily experiences |
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• | Short-term memory peaks |
• | Wisdom and expertise begin to develop |
• | Vocabulary and knowledge continue to grow through work interactions and everyday problem-solving |
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• | Issues of identity and intimacy peak by age 30 |
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• | Need for affiliation filled by friends and often a marriage/partner |
• | Friendships become particularly important for people who are single |
• | Need for achievement often met through satisfactory work consistent with personality and abilities |
• | Personality traits most likely to change up to age 30, with additional maturation continuing into the 40's |
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