Need To Know: Cardio vs. Weight Training, From Lacey Stone (VIDEO)

04/08/2013 11:17 am ET

If you've ever wondered about the benefits of cardio activities vs. weight training, Lacey Stone's got the answers for you in this episode of Need To Know.

Don't shy away from lifting weights -- cardio changes your size, she said, but weight training is what will change your shape. Be aware of what you're putting into your body; eliminating processed foods and sugar will help keep you looking slim. Keeping a food journal is a great habit, Lacey suggests. You'll be able to track how much you're eating and see where your problem patterns are and be able to fix them.

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