People with large breasts can make them smaller through exercise and breast reduction surgery. Large breasts are usually related to excessive accumulation of subcutaneous fat or overdeveloped breast tissue, and need to be targeted for treatment. If the accumulation of subcutaneous fat is too much, you can usually do some physical exercise, such as running, gymnastics, etc., and adhere to about one hour a day, long-term persistence, and at the same time in the dietary control, daily intake of calories should be less than the consumption of calories, long-term persistence will help to consume excessive body fat, so as to achieve the effect of thinning the breasts. If the mammary glands are overdeveloped and lead to large breasts, they can be improved by breast reduction surgery, which is a procedure to reduce the size of the breasts by removing part of the mammary tissues, and the breasts can be restored to their ideal size after the surgery. If you are doing the surgery, you need to be an adult before you can do it, and minors are not allowed to do it, so as not to have an impact on your health, and you need to seriously communicate with your doctor to ensure that all aspects of your situation meet the conditions of the surgery, and you need to choose a regular hospital to do the surgery, so that the effect and the safety of the surgery is more guaranteed. It should be noted that some people have large breasts may be caused by a tumor in the chest, so before the operation must go to the hospital to do a comprehensive examination, if there are abnormalities in the chest, the need for targeted treatment, must not be arbitrarily and blindly dealt with, so as not to jeopardize health.