I have surgery this week, so it will be effective, right? There aren't too many reviews ㅠ I have a double chin and my cheeks are sagging, so I'm really worried that it won't work because my cheeks are sagging even more. If you've tried it, please give me a review ㅠㅠㅜ I have a pretty face, but my double chin and sagging cheeks are so stressful.