Honey, I Shrunk! 5 Women's Amazing Transformations

Tammy St. Clair, 41, patient liaison

Slimming Down
"When my doctor told me that, at 34, I had the health problems of a 64-year-old, something shifted in me," Tammy St. Clair says. "I have a family history of diabetes, and suddenly I became defiant—that wouldn't be my fate, too." St. Clair chose to have lap-band surgery, and more than six years later, she's still cultivating a new sense of confidence.

See Tammy's amazing transformation