The cause of lung cancer is a mystery: the air pollution of kitchen oil and smoke cannot be ignored.

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The cause of lung cancer is a mystery: the air pollution of kitchen oil and smoke cannot be ignored.

Smoking rates in Hong Kong have been declining for more than 40 years, from 23.3% in 1982 to 9.1% in 2023. However, local lung cancer incidence and mortality have risen to the top of the "Ten Cancers" list since 2019. A public health expert told Star Island that the incidence of lung cancer in Hong Kong is even higher than the global figures. Although smoking remains a major cause of disease, the effects of air pollution, kitchen oil smoke and s…