Primarily one - but he has lots of help.
As to anxiety, the official figures are 1 in 5 Americans suffer from some form of anxiety. That is 64 million by the hard numbers. I see this on cancer forums daily. So many with vague or general symptoms are terrified - terrified! - that they have cancer. Well, I had three actual cancers and I was never terrified.
We live in an age with the most convenient life, abundant food supply, best health care, longest life span (since Genesis) and highest anxiety. Quite a dichotomy.
The interwebz has not helped, as negativity and doubt sell fast. You can Google up a death sentence in seconds. Faith, peace, confidence and reassurance are slow sellers.