Aging smoker population explains rise in five-year mortality risk
Smoking kills. But why does smoking seem more likely to kill now than a few decades ago? In 1987, a smoker had a 3.4% chance of dying within five years. By 2013, a smoker had a 4.9% chance of dying within five years.

<p>Smoking kills. But why does smoking seem more likely to kill now than a few decades ago? In 1987, a smoker had a 3.4% chance of dying within five years. By 2013, a smoker had a 4.9% chance of dying within five years.</p>