I am so stunned that I’ve by no means discovered this earlier than, although it is smart. However the maxim you could lose a pound of fats by making a deficit of three,500 energy is overly simplistic––it is primarily based on a 1958 examine, and researchers now perceive power expenditure within the physique much better. The three,500 calorie rule is predicated in good analysis, too, nevertheless it would not inform the entire story. The excellent news is that, in keeping with newer analysis, it typically takes a smaller deficit than that to drop a few pounds!
Here is a web site that may extra precisely calculate what number of energy it is best to eat to lose your required quantity of weight, primarily based on fashionable analysis:
https://www.niddk.nih.gov/health-information/weight-management/body-weight-planner?dkrd=hispt0903
And this is the examine speaking about this analysis:
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4035446/
Hope this helps!