I have subscribed to you channel after reading your article.. I can see that you are trying some good and useful stuff for the community.. On the other hand we human being make many times bad habits for our body.. When I was teenager I was having a big fun to listen music woth earphone with high volume. But now when I hear a high voices suddenly from my earphone, I am closing my eyes and having a face looking like eating a lemon piece :) And I say how I was listening music before like that..