Ensure nutrition, you can eat vegetarian food at noon and eat less at dinner. You can consider eating oatmeal and fruit, especially after 19:00. Eat nothing but water and sleep on an empty stomach. I'm not used to it at first. I can drink some water, but it's easy to edema. If you are hungry during the day, have a small cup of skim yogurt and exercise as much as possible, such as tiptoeing upstairs.
After the college entrance examination, I insisted on swimming for two months and went every day (except those days). I will definitely lose weight, my figure will be good, and my breasts will not be lost together.