By Emma Dunn & Danielle Kate Wroe A woman who lost almost 12 stone after two weight loss surgeries reckons that people treat her differently now she’s slimmer. Issy Montgomery, 24, said she feels she has “skinny privilege” now she wears a size 14. During lockdown, she gained weight and wore size 32 clothes and weighed 24st 11lbs, but she wanted to make a lifestyle change and was struggling to find a way to keep the weight off that really worked. She admitted that she’d struggled with yo-yo dieting in the past, so she chose to change her diet and undergo a gastric sleeve in September 2022 on th…