Breast implants are pads of silicone or saline encased in a rubber-like shell. They look like nipple-less falsies and are surgically implanted generally under the pectoralis muscle (located under the breast).

Silicone Gel-filled Implants

In 1992, the Food and Drug Administration (FDA) called an immediate halt to silicone breast enlargement. The moratorium did not apply to breast implants that are filled with salt water (saline). This halt resulted from evidence that the devices had been known to...