I looked up "pigeon chest" NOT WHAT I EXPECTED

Omg noooo!!! I also got curious too Σ（ﾟдﾟlll）

sameeeee its.. uh.. kinda scary..(⊙…⊙ )

oh my god I DID TOOΣ(っ°Д °;)っ

I don’t dare to look it up! ε=ε=(ノ≧∇≦)ノ

Yes. It is a medical condition HAHAHAHA and there are other.types of deformities in the chest!