Onychomycosis is considered the most frequent onicopatía, represents 18 to 50% of all diseases of the nails and 30% of all fungal infections skin; its prevalence in the general population is estimated at 3 to 14%.

It is a condition that primarily affects the adult population and represents between 15 and 20% of the population of 40 to 60 years;2-4 affects a large part of the population productive, especially in the field of labor and, according to the literature review, these figures can reach 41% in this age group

Translate For a long time the onychomycosis was considered to be only a cosmetic problem; however, this perception has changed, because, in spite of being a disease that is not life threatening, if it reduces physical environments, and social and emotional development.

There are several communications on the show patients with onychomycosis against healthy subjects; this can be seen in several aspects, such as local pain, perception of the physical appearance, functional limitations in daily activities, such as walking or standing for long periods or even limitation in their occupational activities, especially in the work .It is also affected the mental health and social interactions

Dermatol Rev Mex 2017 enero;61(1):79-81. 

Fierro-Arias L1  ,Cobos Lladó D2 ,Torre- Haro J3,Arellano-Mendoza I4,Bonifaz A5