Thanks to new treatment methods and increased monitoring of children affected with Riley-Day Syndrome, survival rates are increasing.
They include an inability to thrive, or poor growth in children, difficulty in taking food which can lead to aspiration of food particles into the lungs, causing pneumonia, as well as sweating while eating.
She made the semi-finals and ran fourth in her race, in a time of 23.
Both parents must be carriers in order for a child to be affected.
But Day left Aussies stunned when it was revealed she was still without a sponsor.
She is not dating anyone.