1. Vegetarian without meat: Many girls don't eat meat in order to keep slim, which not only won't make their breasts bigger.

It will also have a negative impact on health.

2. Sports injury: Proper exercise is helpful for breast bodybuilding, but excessive exercise or careless underwear can do it.

It hurts the breasts.

3. Drink less water every day: the human body absorbs 2000 ml of water every day, and drinking enough water every day will also endanger the health of breasts.