Examples of using "болей" in a sentence and their english translations:
Stay healthy.
Tom often suffers from headaches.
I have a stomachache.
Tom suffers from back pain.
He used to suffer from stomach aches.
My mother often suffers from headaches.
Do you still suffer from headaches?
Tom suffers from chronic pain.
She was never completely free from pain after the accident.
Tom suffers from chronic back pain.