The word ANOSMIA is derived from the Greek words; an [no] -osmia [smell]. For many people, having the capability to smell a myriad of odors is a common practice making them take this ability for granted. Nevertheless, there is a minority of people, who lose this natural skill, as a consequence of some disorder associated with the olfactory system. These people cannot enjoy the sense of smelling pleasing smells for instance the smell of freshly cut grass becomes illicit. When evolution of human beings was taking place, the skill to smell has been essential for endurance, allowing us to recognize sources ...