The hardest past was not knowing what was wrong. He had to have lots of uncomfortable tests,but none of them found anything. Then one day Damien was giving a new test. It was very simple. All he had to do was swallow a camera!but it wasn't an ordinary camera. This camera was 2.6 centimetres long-the same size as a pill. It went down into his stomach and then travelled through his body the same way that food normally does