We all know a person in our lives that goes from happy and carefree to breathing fire and rage when they are hungry. According to science being hangry' is a real thing. Our blood sugars drop, cortisol and adrenaline rise up in our bodies, our fight or flight hormones. The ones that trigger for hunger are the same ones that trigger for anger and rage and impulsive type behaviors. So that’s why you get that sort of same response. For more trending stories, watch the full clip!