Answer :
Final answer:
Type A personalities, characterized by hostility and competitiveness, are linked to higher rates of heart disease.
Explanation:
Type A personalities are characterized by competitiveness, time urgency, impatience, and anger/hostility. Research has linked Type A behavior, specifically hostility and competitiveness, to higher rates of heart disease. This type of behavior pattern is associated with double the risk of heart disease compared to Type B behavior.
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