She was in such agony that just getting out of bed to use the bathroom was an ordeal .
Safarova had been hit by reactive arthritis , a post-infectious auto - immune illness that causes severe joint pain and swelling .
Safarova was in such agony that just getting out of bed to use the bathroom was an ordeal .
Safarova had been hit by reactive arthritis , a post-infectious auto - immune illness that causes severe joint pain and swelling .