After Carrie Underwood came out for the CMT Awards on June 10 of this year with a gorgeous and fit post-baby body, everyone is wondering how she did it so fast and what is her secret. You don't have to look any further because we have the details here for you thanks to Boston Herald's insider and facts.

The country singer recently just gave birth to her first son Isaiah on February 27 and after 4 months, she appeared on the media with such amazing physique as if she didn't give birth at all. Here are some of the essentials that we found out and you better bookmark of take notes because these are Hollywood diet and fitness secrets that you can now achieve.

The first thing that we learned about Underwood's routine is having a food journal. But it's not just a food journal because she is pure vegan. She plans well her food intake and in a way, she actually doesn't get full and can even eat a lot. She shared a technique saying she doesn't just eat to eat and she also takes photos of her meal. Apparently, there is a study that says taking time to photograph your food can make you not to eat junk food.

Another secret revealed for this Hollywood diet is that you need to get that beauty rest. In the age of the Internet and social media, people are always up and sleeping late. All that could affect your eating habits and can even make you binge late at night. There is a study done by the University of Colorado showing proofs that not having the right amount of sleep could make you go for a "diet-crushing high carb snacks." This doesn't lead to you getting fit the next day at all. These are just among the many Hollywood practices that you must know to keep your body in shape.