Image by Evan Romine via Flickr
The discovery of pheromones in 1959 led to several developments in the areas of relationships and behaviors. Pheromones were originally associated with the chemical substances that animals usually excrete to send a message to their own species. Further research on the topic widened the definition of the word pheromones to include other species such as human beings. In fact, pheromones in humans became one of the favorite subjects of researchers all over the
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