I wouldn't add aquarium salt, especially if you have plants. If you keep his water pristine, it's likely to get better on its own. Otherwise, I'd try medications for bacterial infections and such.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.