It is best not to lose weight during breastfeeding. Children's nutrition comes from breast milk. But on the premise of ensuring nutrition, eat less and eat more meals. Can be used with articles such as abdominal belt. It is best not to use fitness methods, sweating and fever, milk will deteriorate slightly. In fact, if you don't eat high-calorie food for a long time during lactation, you won't be too fat every day. Start with diet, eat more menus and nutritious food. Don't eat greasy food for milking.