What I want to say is that modern medicine cannot estimate people's life span, not to mention that you are a layman.
Therefore, the whole meaning of this dream is that you are worried about your life, and the deeper meaning is that you begin to have some doubts about your recent body.
I don't know if you have any chronic diseases, but from this point of view, it is estimated that there are some minor illnesses bothering you.
In fact, it's no big deal, just your own worry. . Just worried,