| Once the only form of communication | | | | researchers sprayed the male pheromone, |
| between animals, pheromones are chemical | | | | androsterone on pictures of men of |
| messengers from one being to another | | | | average sexual attractiveness. When |
| that affect the behavior of the | | | | showed to women, it was discovered that |
| receiver. From amoebas to insects to | | | | men in the androsterone-sprayed pictures |
| mammals, all animals have this ability. | | | | were rated as more attractive. |
| Detected in mammals through the | | | | Androsterone pheromone can be bought in |
| vomeronasal organ in the nose, these | | | | a concentrate form or mixed with a |
| chemicals vary and convey different | | | | fragrant cologne. A survey of 100 men |
| messages. Some may tell something about | | | | who used a popular brand of androsterone |
| a readiness to mate, others serve to | | | | pheromone concentrate reported the |
| define territory or announce aggression. | | | | following: |
| A whiff of pheromones from a female | | | | 92% noticed an increase in women making |
| mouse, for instance, will make a male | | | | eye contact |
| mouse start mating immediately. | | | | 89% noticed more smiles from women |
| Pheromones from male mice produce other | | | | 76% reported strange women starting |
| changes like making him more aggressive. | | | | conversations with them |
| In humans, the vomeronasal organ does | | | | 81% reported being approached by women |
| not function as well as in most mammals, | | | | they didn't know |
| and we have lost the ability to | | | | 68% reported an increase in dates and |
| consciously detect pheromones. There is, | | | | other forms of sociosexual contact |
| however, a body of scientific evidence | | | | Androsterone pheromone also seems to |
| that we are subconsciously influenced by | | | | have an affect on other men, making |
| pheromones and that to a degree, | | | | someone who has more seem more |
| pheromones still dictate much of human | | | | intimidating. Many men have reported |
| sexual interaction. | | | | using the androsterone pheromone in |
| Some of this evidence comes from a study | | | | sports or business environments to be |
| at the University of Kentucky when | | | | noticed and gain respect. |