> reducing calories is literally the only way you will ever lose weight. That is demonstrably false. If weight Z = X intake + Y energy expenditure, then you c

> reducing calories is literally the only way you will ever lose weight. That is demonstrably false. If weight Z = X intake + Y energy expenditure, then you can reduce Z by keeping X the same and increasing Y. Obviously diet has much more of an impact than exercise, but it's not true to say that the only way to lose weight is to eat less.