I personally believe that its possible to hear but that all depends on how good your headphones are. As well if you didn't mess it up because they already are really quiet. I would suggest to continue to listen regularly to the point where its just a habit. Also before you head out into the world t...

I have a question about the file, I used audacity to overlap the 18-45 with songs, will that decrease the effectiveness of the file? And how long does it take to have an effect, I've used it for a month (18-45 normal 9x and 1x remix), without noticing an effect.

Thanks in advance :)

You can use Puffin web browser to download the mp3 directly on your Iphone