A woman walks through thick smog in Harbin, Heilongjiang province. Photo: AFP

How poor air quality in Hong Kong is damaging your skin - and the cancer risks to watch for

Traffic-related air pollution can cause dark spots, known as lentigines or “liver spots”, on the skin of Asian women over the age of 50, some forms of which may be pre-cancerous, say researchers

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A woman walks through thick smog in Harbin, Heilongjiang province. Photo: AFP
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