She suffers from Chronic Fatigue Syndrome, which is also known as M.E. It is a condition with no known cause or cure which leaves those who suffer it in severe pain.
Despite this, Rebecca has managed to put in the training for this year's Great North Run. Together with her mother, Jannette, and a team of volunteers from the Association of Young People with M.E, they will walk most of the route and raise money and awareness for the charity along the way.
Craig Heap, meanwhile has a different reason for taking part. The former Olympic and Commonwealth gymnast, who now trains youngsters in Newcastle, was inspired to run after the death of a young sports ambassador he used to mentor.