A deadly gene killed my wife – could my two year old son be next?

When a genetic condition took the life of his wife Chantel, 23, Simon Robson, 27, was distraught. Now he doesn't know what the future holds…

Looking at my little boy tearing around the garden, kicking a football and giggling, my heart swells with love for him. Running up to me, he looks up at me with the same stunning blue eyes as his mum.