You wake up feeling restless, your heart pounding, and a strange sensation you can't shake off. You've dreamt about your ex again. And it wasn't just a fleeting memory: it's the third or fourth time ...

Dreaming about an ex can leave you quite baffled. The first thing you would do after waking up is to ask yourself, "Why was that person in my dream?" when you always thought of them as being out of ...