假定你是校报记者，请根据以下提示，用英语写一篇短文，报道电影明星贾玲为拍摄新片《热辣滚烫》而努力增肥和减肥的故事。
1. 贾玲简介
2. 减肥过程
3. 你的评价。
注意：1. 词数 100 左右；2. 可适当增加细节，以使行文连贯。
Jia Ling, a famous Chinese female comic actress, decided to gain 40 jin in order to better shape the character in the movie YOLO.
During the process of gaining weight, Jia Ling ate 5 meals a day, every meal was very full. And then, Jia Ling began to lose weight. She does high-intensity exercise every day and controls her diet. After several months of hard work, she successfully lost 100 jin.
Jia Ling is such a person who is dedicated to her work and has the courage to challenge herself. Her efforts and persistence are really worthy of our learning.
