This means less bruising and faster recovery. Subglandular placement can also reduce a sagging look (ptosis) for some women. The downsides though, are that over the muscle implants make ProGain 350 mammography difficult and makes cancer and other problems harder to detect. Subglandular breast enhancements are also more likely to experience capsular contracture. The body's tissue will naturally form a capsule or lining around the implant.