Why Do Humans Vomit So Much? 
If you've eaten something poisonous, throwing up can be a lifesaver. And we humans eject the contents of our stomachs pretty frequently, but most of us haven't inadvertently poisoned ourselves;…
If you've eaten something poisonous, throwing up can be a lifesaver. And we humans eject the contents of our stomachs pretty frequently, but most of us haven't inadvertently poisoned ourselves;…