If you are really responsible for your health, then rejecting high-calorie junk food and exercising moderately is absolutely king. You don't even have to go on a diet, just keep your appetite at ordinary times. You know what makes you fat is those high-calorie foods such as cakes and chips! (Although it's really hard to quit! )
Cecilia Cheung still has something to say: She exercises for more than 50 hours a week in order to lose weight after delivery! Exercise is really a good thing, it is very helpful for your shaping, and it can also prevent your body from becoming loose after losing weight.
How ugly!
I hope these digressions can help you. On the way to lose weight, you must stick to it!