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Questions and answers about sports

Why do calories matter for weight gain/loss?

1 min read

Asked by: Zeek Lamar

Weight loss requires a calorie deficit Once your body’s energy needs are met, extra calories are stored for future use — some in your muscles as glycogen, but most as fat. Thus, eating more calories than you burn will cause you to gain weight, whereas eating fewer than you need will cause weight loss ( 4 ).