Formerly 339 pounds, Heather Robertson teaches others how to drop half their body weight through her company Half Size Me.
Obese mum weighing 20st loses half her body weight after son draws
Losing Weight After 40: Weight Loss Tips From Trainers And Doctors
Two single moms who each lost half their body weight share secret
Woman Who Weighed 19 Stone Sheds Almost Half Her Body Weight To
I'm not ashamed I lost two-and-a-half stone in three months on
30-year-old woman's transformation from overweight student to
Half Size Me
Extreme training techniques push bodybuilders to death, or close
I can't change my body structure. Everybody is not going to be slim
Half Their Size