in honor of the post title and because i really hate that one anon that tries to whip out fact and science to explain why everyone in the world burns calories at the same rate and you're fat because you shovel food into your face: http://www.nytimes.com/2016/05/02/health/biggest-loser-weight-loss.html?_r=0

here's some fucking science and fact for you. some times metabolisms fuck up and even science doesn't know why. thermodynamic that.