[candiddevmike]

Because we eat and breath through the same tube

[_justinfunk]

There are two tubes.

[p1esk]

Evolution came up with the shared eating/breathing tube design because it made sense for aquatic animals (from which we evolved).

[KineticLensman]

The trachea and oesophagus both start in the common space of the pharynx. The epiglottis stops food going down the wrong one

[hackernewds]

we don't. which is why we choke and hiccup