The symptoms of anxiety and stress are driven by the same chemical reaction; stress is a normal response to a threatening situation and anxiety is largely caused by worry. In fact, ‘anxiety’ and ‘stress’ are just two different words to describe the same experience. If there is one difference between anxiety and stress, it is that anxiety is usually perceived as more short-term, whereas stress can last for weeks, months, or even years.
I do agree with you we don't know I think the most important part at least that we can provided is to offered are words, our prayers, knowledge and just an ear to listen.