If you'd like subtlety, sprinkle in a few links here and there to articles that show obesity causes miscarriage and instances where it's happened. You can also masquerade as one of these useless fats and say, "Aw, I remember when I had a little bun in the oven and weighed 300 lbs~ Teehee, the baby didn't make it, of course, but I accepted my body from what it was! #fatspo #wtf"