We all know no one likes to be around a complainer, but to complain is to be human and that has to be ok sometimes. Your story accurately describes the struggle of having a chronic condition without whining about it.
I had a stroke at age 35 while pregnant 20 years ago. The baby is now 20. I have had chronic pain every day for 20 years. How we do it is we don’t have a choice other than to lay down and die or retreat completely.