Video: Most reasonable people can generally agree on two things: the Earth is round and soft drink is bad for you. And though we know the first to be absolutely true, what's so bad about soft drink? Asap Science explains as only they can in this hand drawn animation. Basically, it erodes enamel on our teeth, pumps too much sugar into our bodies, increases liver fat, makes us obese, brings on diabetes and ages the hell out of us. It's delicious though!