If your breasts are soft and sagging, you can use exercise, surgery, wearing underwear and other methods to improve the symptoms. 1. Exercise: Exercise, such as chest expansion exercise, can effectively exercise the pectoralis major muscle, which can make the muscle become firm and hard, in order to improve the sagging of the chest. 2. Surgery: If the situation of sagging breasts is more serious, you can consider undergoing surgical treatment. Commonly used surgical treatments include double-ring correction, suspension correction and dermal fixation correction. 3. Wear underwear: usually choose to wear underwear of the right size and tightness, which can fix the breasts and improve the situation of sagging breasts. There may be other ways to improve the sagging of breasts. It is recommended to go to the breast surgery department of the hospital and receive treatment under the guidance of a professional doctor.