Losing weight is a very personal story, but when the results are favorable, everyone wants to show off how many inches they have lost, or dress sizes they have dropped. For some, working on their health helps them control signs of depression and for others, their medical doctors strongly prescribe losing weight for healthcare.

Who would know the pressures of losing weight better than famous people who face cameras all day long. The actors and actresses are often cast in movies that require them to lose weight and buff up. For this, diets and physical trainers do wonders, but so does lap band surgery and plastic surgery in some cases.

Here’s our list of top celebrity weight loss inspirations and their amazing transformation….

Melissa McCarthy: Revamping her Exercise Routine and a Balanced Diet

For as long as we have seen Melissa McCarthy in the shows Gilmore Girls and Mike and Molly, and later in her movies Bridesmaids and This Is 40, the talented actress has been tipping the scales. So how did Melissa suddenly lose all the weight and start looking slimmer?

According to the actress, she just led a boring domestic life, starting training with a martial arts instructor, and kick-started her metabolism every day by choosing to eat a healthier and cleaner diet. Since then, McCarthy has transitioned from being a type-casted actress in only comedic roles to doing more serious work.

Jennifer Hudson: Lifestyle Changes and Weight Watchers