Teachers before

15 of 16
Kimberly Oldfield
42, reading teacher
Linda Moore
34, second-grade teacher
Karen Aton
35, physical education teacher
Penny Casner
41, kindergarten teacher
Lubbock, Texas

The Pact: These four friends, who work at the same elementary school, came to the table with different weight stories. What they all had in common was a desire to make their bodies healthier. So they drew up a contract that addressed everyone's needs.