A person who consumes an excess of 500 kcal every day for four weeks, he gains 4 pounds weight.
Studies suggested that an increase of 500 kcal each day will promote a one pound weight gain per week. So if a person consumes 500 kcal for 4 weeks i.e. 28 days, so the person gains about 4 pounds of weight.
So we can conclude that a person who consumes an excess of 500 kcal every day for four weeks, he gains 4 pounds weight.
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