They are visual halucinations. Goodness knows what causes them. Lot's of people have them who don't have psychiatric disorders.
Don't be concerned.
That can be normal especially if it's happening to you as you fall asleep or wake up.
I have these too! Sometimes I see a ball of string tying into knots, then straightening out, I always assume its anxiety.
A few times in the last month I have fully awoken to find that my whole body is paralysed, it is so scary, has anyone experienced that?
You are probably experiencing what's called 'sleep paralysis.' It happens when you wake in the wrong part of your sleep cycle. I've had it a couple of times, and it is very weird. Here is more info:
Thankyou Yarrow, I will check it out.. I wonder if its med related or just me LOL.
It's pretty common, even in people who are not on meds.