What has had the most significant impact on the change in the incidence of lung cancer in men in Australia? (A) Health warnings on cigarette packages (B) Reducing the uptake of tobacco use (C) Banning of smoking in the workplace (D) Legislation banning the sale of tobacco to people under 18 - HSC - SSCE Personal Development and Physical Education - Question 8 - 2005 - Paper 1

Reducing the uptake of tobacco use has had a profound impact on the incidence of lung cancer among men in Australia. Several public health initiatives aimed at discouraging smoking, including educational campaigns, increased taxes on tobacco products, and support for smoking cessation programs, have contributed significantly to this reduction.

Explanation

By effectively targeting younger populations and preventing them from starting to smoke, the overall prevalence of smoking has decreased. This directly correlates with the decline in new cases of lung cancer, as the most significant risk factor for this disease remains tobacco use. Consequently, this choice stands out as the most impactful measure in combating lung cancer rates.