Your Body Senses Danger Before You Do — And It Starts with Your Sense of Smell
Four distinct experiments were conducted using putrescine, ammonia, and water to study human reactions to different scents. In one experiment, putrescine was released in a specific area, and people’s immediate response was to move away. This behavior closely resembles the fight-or-flight response commonly observed in animals. When animals sense danger, they react in one of ...