Americans are ballooning up — adults and kids alike. Suddenly, normal food portions are super sized, clothing manufacturers are resorting to sizes 0, 00, and even 000 to avoid offending touchy customers, and people are spilling over the armrests of their airplane seats.

We’re left wondering… what on earth happened?

What are the repercussions of this alarming trend?

What do we need to do about it?

Host Carla Atherton interviews David White about his Childhood Obesity Project: