For the last couple of days (06/09/2013) my account has not received any emails, family and friends send emails but I don't get them, also if I tried sending myself an email, it sends ok (no error) but I don't receive it.

Deleted History, Temporary files and cookies etc. but still no joy?

I don't even receive any junk mail where I would 'normally' get 4+ a day before?

As I have set my account for exclusive access I checked this to ensure all my contacts were present and they are, also checked my 'blocked list' and that does not contain any family or friends etc. Not sure why this has suddenly started to happen, any ideas?