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….

Russell Crowe: Physical Activity

He was once the biggest Aussie import to Hollywood, what with blockbusters such as Gladiator, A Beautiful Mind and Robin Hood. While we have seen Crowe gain and lose weight for his roles in the past, he has been missing from the movie scene for a hot minute now.

However, he has been seen around down playing tennis with his fiancée and cycling, too. Apparently, this is a part of his mission to slim down considerably before his wedding to his actress lady-love, Britney Theriot. We can’t wait to see the final results…

Lisa Riley: Diet and Exercise