/fa/ - Fashion

>work out last night
>It was pretty bad, wasn't feeling it so I decided to just do it on a slow pace
>drink lots of water though
>end up feeling very full and a bit sick on the way home
>once I am home I feel a bit too unwell and tired
>too tired to stand in kitchen so decide to order domino's
>feel bad about it, but ok
>wake up next morning
>oh boy here we go
>stand at scale
>didn't gain weight
>for that matter, lost 100g/0.22lbs

I am quite confused by this. Anyone who is able to explain this? Maybe I should go to /fit/ for this, but I find that place scary ;_;