Breast implants won't prevent your breasts from sagging. To correct sagging breasts, you might need to consider a breast lift in addition to breast augmentation. Breast implants aren't guaranteed to last a lifetime. Implant rupture is a possibility. As many as 20 percent of women who have breast implants need to have their implants removed within 8 to . There are two general types of breast implants available in the U.S. -- saline and silicone gel. Both consist of a silicone outer shell; the difference is what's inside the implants. Saline implants are filled with saline or sterile saltwater. Silicone gel breast implants are filled with silicone. Can Broken Implants Make Me Sick? According to research by FDA scientists, women with leaking silicone implants are more likely to report fibromyalgia (widespread body pain and fatigue) or several other diseases, compared to women whose implants are not leaking. 1 One study found that 3 out of every 4 women who removed their silicone .