Man who hasn't slept for TWO YEARS: Train driver Oliver's a medical mystery. Now he tells of horrifying condition that's wrecked his health, how he lost everything... and why his eyes feel like they're melting out of his skull ○

Two years ago Oliver Alvis was the sort of young man every parent hopes their son will be. Diligent, clean-living, responsible, he worked long hours as a train driver and had paid off the mortgage.