> p.s. Pooping out fat is 'calories out'. Several weight loss products even make use of this.
Not in the sense of what people mean when they say 'calories in equals calories out'. Usually they mean that most calories that are consumed are utilized, and hence anything not burned gets added to your weight. This is of course an incorrect assumption based on both laws of thermodynamics, and also, as you point out above, ignoring the calories that aren't absorbed during digestion.
Not in the sense of what people mean when they say 'calories in equals calories out'. Usually they mean that most calories that are consumed are utilized, and hence anything not burned gets added to your weight. This is of course an incorrect assumption based on both laws of thermodynamics, and also, as you point out above, ignoring the calories that aren't absorbed during digestion.