Formerly 339 pounds, Heather Robertson teaches others how to drop half their body weight through her company Half Size Me.
These 12 people lost a combined 1,563 pounds. Here's what they learned about losing weight.
Heather (@half_size_me_) • Instagram photos and videos
Two single moms who each lost half their body weight share secret to success - Good Morning America
How these 3 moms each lost half their body weight - Good Morning America
I lost two stone and eased my chronic pain
Former Binge Eater Reveals How She Dropped Almost 200 Pounds in Nine Months
I lost 13 stone but haven't had sex in two years since an ex mocked my 'saggy 32C granny boobs' which shrunk from 42F
Weight-loss success: 7 steps this woman took to lose half her size
How to lose 100 pounds: Mom of 3 details weight loss
Morbidly obese man who had 'less than three years to live' is unrecognisable after losing 14 stone - Mirror Online
After Gaining 180 Lbs. in 1 Year, This Woman Lost Half Her Size
What To Do If You're Skinny Fat - Workout & Nutrition Guide
How one couple lost more than 400 pounds
Two single moms who each lost half their body weight share secret to success - ABC News