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A calorie deficit means eating fewer calories than you burn, so your body draws on stored energy and weight goes down over time.
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The old rule says a 3,500-calorie deficit equals one pound of fat.
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Every weight-loss target and timeline on Sunny Weigh comes down to the size of your deficit.
A calorie deficit means eating fewer calories than you burn, so your body draws on stored energy and weight goes down over time.
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