Brain freeze, hiccups and yawning: Steven and Chris get to the bottom of these body oddity mysteries.

So what is a brain freeze? What's happening when you've got the hiccups and how do you get rid of them? Why is yawning contagious? Steven and Chris talked to Dr. Kylie Bosman to get some answers about our bodies' common idiosyncrasies.

You're eating your ice cream as fast you can. Why? Because you are in a race against the heat that threatens to melt your chilly treat before you can enjoy it, and then: brain freeze! That brief brain pain that causes you to squeeze and scrunch up your face, put your hands to your head and announce: "Ahh! Brain freeze!" Your companions knowingly nod their heads in sympathy.

What about the hiccups? In my case, I eat something too dry or drink soda too quickly and I'm unwillingly (and loudly) keeping time like a metronome. Our bodies can do some pretty amazing things, but there are a few things that we've all experienced that carry an air of mystery.

Steven and Chris did the digging for us and got some answers from Dr. Kylie Bosman.

Image sources: Less Known Facts and garfield.nfshost.com