Ok, for starters, you're going to need a notebook. Why would i need a notebook is probably what you're going to say. Well, especially if you're going through a bad time, you need to write down every detail you remember about your dreams. So, get a notebook and write down everything you remember as soon as you wake up. If you're saying you don't have time to do this, wake up 10-15 minutes early to do it. I mean, if you really want to figure out what's wrong, i suggest doing this.

Example of notebook setup:

In the key points, write down EVERYTHING you remember, significant or not!