Jessica Simpson is making sure nobody can ever knock her down again! The unlucky in love country singer and actress has found a new hobby — that will get her in shape AND help her combat all those haters!

The starlet tweeted: “Boxing has changed my life! I have so much energy and it has cured my insomnia. Although I don’t think I can get out of bed I’m SO sore.” Can you imagine Jessica Simpson boxing??

So, she’s not known for being the toughest chick in town … but maybe a few more lessons will change that!