Very Very Young Blog Foto Im Very Young But I Cant Hear The High Tones?

Im very young but i cant hear the high tones? - very very young blog foto

I'm too young (14 years) and on this website
http://www.jimmyr.com/blog/hearingloss.html
I do not know Hz frequency, with the exception of the 50th one
And my brother plays with me and he was very strong, but I can not hear me Do you have anything a doctor and had my ears cleaned, but the problem was not there ... can i dont know whats the problem help? I also have problems hearing people sometimes in busy places and it is very annoying when I decir''lo u say?''Every time he speaks to me .. Please someone has a solution?