Your paper should be 14 to 15 double spaced, type-written pages of text (4200 to 4500 words) in American Psychological Association (APA) format (6th ed.). Your paper MUST be on a topic related to the

Your paper should be 14 to 15 double spaced, type-written pages of text (4200 to 4500 words) in American Psychological Association (APA) format (6th ed.). Your paper MUST be on a topic related to the psychology of adult development You must use a minimum of ten primary sources with at least six original articles from scientific journals from the last 5-10 years.

You should have a theme or argument around which your ideas logically cohere.Each paper should include the following sections.

1. Title Page:
2. Abstract:
3. Body:
4. References: Sources cited in your paper MUST appear in your reference list. The reference section begins on a separate page, with the heading References at the top. The reference section is considered part of your paper and therefore should include page numbers.TOPIC: effect of exercise on heart muscle in the older generation or adults.