Pheromones are chemical signals that are released to attract the opposite sex to mate for sexual reproduction. Unlike hormones, they act as messengers go potential mates. They were first discovered in insects. They can be found in glands in our armpits, genital regions, and navels which secretes a clear liquid. What you might think is love, might actually be some pheromones! Click on the video below to learn a little bit more about them and how they play a role in a persons life!