The same time, the same time will not make the breasts bigger, simply touch will not make the breasts bigger. Breasts increase with the body’s hormone levels, with the same room simply caressing the chest has no relationship, after coitus, women are pregnant, after pregnancy, estrogen and progesterone levels increase, stimulate the breast follicles, mammary ducts hyperplasia, expansion, there may be breasts increase in performance. After intercourse diet high protein, greasy food, body fat deposits too much, weight gain will cause breasts to become bigger, with simple intercourse has no relationship. Adolescent women who have intercourse, breast enlargement is also related to their own hormone level changes, not caused by intercourse. If you are an adult woman and not pregnant, your breasts will not continue to get bigger. If your breasts get bigger after intercourse, you need to consider whether it is related to other factors, not directly related to intercourse.