Hearing problems like tinnitus and deafness will only increase in Brazil, according to studies
According to studies by the World Health Organization, 14% of the Brazilian population have hearing problems. The Brazilian Institute of Geography and Statistics, also show that 9.8 million Brazilians suffer from hearing loss directly.
In addition, around 20% of Brazilian pre-school children are estimated to suffer from a degree of hearing loss. Furthermore, 15-20% of the Brazilian population suffer from some type of tinnitus, which corresponds to a fifth of the population.MORE INFO