18 May 2012 ... Stress can cause some pretty weird feelings, and butterflies in the stomach definitely make the list. ... so cavemen's legs could spring into action while they ran for their lives . ... When do you get butterflies in your stomach?
Butterflies in the stomach is a phenomenon characterized by the physical sensation of a "fluttery" feeling in the ... "Why do you get butterflies in your stomach?".
I can't believe I'm posting this, but I'm curious: You know how you get those great butterflies in your stomach in the beginning of a relationship ...