When you get excited, you might feel the rush of adrenaline. Why does this chemical make us feel so strong and powerful? Follow Us! https://twitter.com/LifeNoggin https://facebook.com/LifeNoggin Click here to see more videos: https://www.youtube.com/user/lifenoggin Life Noggin is a weekly animated educational series. Whether it's science, pop culture, history or art, we explore it all and have a ton of fun doing it. Life Noggin Team: Animation by Steven Lawson Director/Voice: http://lifenogg.in/patgraziosi Executive Producer: http://lifenogg.in/IanDokie Director of Marketing: http://lifenogg.in/JaredOban Writer: http://lifenogg.in/KayleeYuhas Sources: http://learn.genetics.utah.edu/content/cells/fight_flight/ http://www.britannica.com/topic/fight-or-flight-response