They're mostly romantic, like doing stuff together, holding hands, kissing etc.
Another factor is that straight after breakup I've gone into clinical depression, and was given prescription drugs, and attended a CBT (cognitive behavioral therapy) for 2 months.
If you're into psychology, what are they reminiscent of?
And how do I generally get rid of them? There were also cases where I woke up crying (I. e. eyes filled with tears)?