courtesy mackenzie walker mackenzies favorite foods include lean meats and greek yogurt for protein and she said she chooses healthy carbs like oatmeal sweet potatoes and rice cakes grafton also documents her weight loss on instagram and to be a role model and i had not been that for several years just looking for that inspiration she said mackenzie walker 16 found the inspiration that helped her to lose more than 100 pounds the high school student from windsor ontario changed her diet and turned to instagram to document her progress in order to keep it off and be successful at keeping it off you must truly understand why you gained the weight in the first place faith said today theres not even a hint that the nowbody builder once tipped the scales at 220 pounds i went from eating extralarge stuff to eating portioned food and much smaller rebecca grafton is a 25yearold saleswoman who lost 104 pounds after ballooning up to 246 pounds in college i think my story can be motivation for someone whos wanting to lose weight alex perrineau knows that well everything extralarge perrineau said of the serving sizes she would consume she eats almonds and nut butters for fat and said her one cheat food is diet soda faiths weight loss success along with that of others who have each lost 100 pounds or more is chronicled in a special issue of people magazine it was complicated she said oprah winfrey reveals the secret to her weightloss success to fellow weight watchers members experts weigh in on whether cheat days help or hinder weight loss i just need to stress anyone can lose weight courtesy rebecca grafton the collegeville pennsylvania resident said she eats a ton of vegetables and now instead of pasta goes for spiralized zucchini as a side dish for dinner i resigned myself to being a chubby mummy and thought thats what you did when you have kids she said the teen told gma she drinks one gallon of water each day and relies on high intensity interval training hiit for exercise along with lifting weights mackenzie walker 16 of windsor ontario lost more than 100 pounds she eventually ate her way to weighing 310 pounds but her life changed with she walked into a jenny craig weight loss center the 22yearold acknowledges that she loved to eat fast food candy large candy bars juice and fries then she started walking and then she took up running she hid it hoarded it and even sprayed her car to mask the odors im pretty sure theres other young people who want to lose weight and you need a little motivation 151 after gillian faiths third pregnancy she knew she had to take control of her life and make some major changes faith realized that she was truly addicted to food it all helped her drop 142 pounds she turns to barre classes zumba and workout videos