Breast augmentation — also known as augmentation mammoplasty — is surgery to increase breast size. It involves placing breast implants under the breast tissue or chest muscles. For some women, breast augmentation is a way to feel more confident. For others, it's part of rebuilding the breast for various conditions. If you're considering breast augmentation, talk to our plastic surgeon. Make sure you understand what surgery involves, including possible risks, complications and follow-up care. Why it's done Breast augmentation might help you: Enhance your appearance if you think your breasts are small or that one is smaller than the other and this impacts how you dress or the type of bra needed to help with the asymmetry Adjust for a reduction in the size of your breasts after pregnancy or significant weight loss Correct uneven breasts after breast surgery for other conditions Improve your self-confidence