S
Welcome to the forum, you might want to have a look at the following FAQ which explain where everything is
Welcome to Benefits and Work In case you are not aware, your real name appears to be showing in the forum, if you want to change this then follow the instructions in the following FAQ
My full name is showing, how can I stop it?
I've moved your post to it's own topic, you replied to a post from over a year ago!
The assessor is stating an opinion, so yes they can do this, it doesn't mean that they are correct but it could depend on exactly what you are being treated for and the level of medication that you are receiving.
Gordon