this happens to about 80 percent of the bad bytches in high school/college....as time goes on they get content with getting men and attention so easy they dont care to workout or watch they weight because at that point everything is handed to them because she is wanted...she eats good, drinks and parties on weekends and lives a stagnant life other than that...no working out....then boom "thyroid" condition or just gains about 30-40 pounds in span of a year and half and it never goes away because she is lazy never knew how to really workout and dont have the drive or push to workout and its curtains...this is why the average to ok girls in high school and college glo up.. they worked out because they lacked early