Sarah Hughes, right, and her mother, Fiona, have endured 24 years of Sarah's struggle with systemic juvenile idiopathic arthritis, a debilitating autoimmune disease. But a new treatment has given her another chance at life. Click through our gallery to learn more about Sarah's journey.
Fiona's twin, Sarah Jane (left), was only 8 when she was told that she would die prematurely from juvenile arthritis, but her symptoms didn't take a turn for the worse until she was 20. Growing up, Fiona shared a bedroom with Sarah Jane and was scared to sleep at night because her twin suffered from seizures. Instead, she would stay awake and keep watch.