In the final instalment of a six-part Health Matters wellness series on cancer in Hong Kong, Anthea Rowan explores how genetics, lifestyle and chance intersect in cancer risk and why early detection matters. Tom Hutchins did not find a lump. What he noticed instead – a tiny, almost imperceptible dot – was enough to change his life. The Hong Kong-based business director, who has lived in the city for a decade, was just 30 when he was diagnosed with testicular cancer. He first spotted something...