It was almost 35 years ago when Claire Mills was told her future looked uncertain, and that she faced a life of fatigue and disability. Two years earlier, in 1987, in her final year of medical school at the University of Sheffield, Claire had spent three days in bed as her head pounded, her eyes saw double and she suffered from vertigo. She had sensed the symptoms might be serious and was referred to a neurologist.
But Claire, now 59 and a breast cancer specialist, had already begun to suspect she might know what was wrong.
‘I asked
