Cigarette filters, introduced decades ago to reduce the amount of tar smokers inhale, also alter other properties of smoke and smoking in a way that raises the risk of lung cancer, researchers say. In ...

As far back as 1957, seven years after filter cigarettes were introduced, the Philip Morris company was warned that the filters could release harmful substances when smokers inhaled. Apparently, the ...

Kiwis loved their smokes. Tobacco use climbed from 0.9 kilograms a year per person in 1890 to almost 1.4kg a year in 1920. But ready-made cigarettes were slow starters, making up less than half of all ...

This applies to all cigarettes, because almost all the cigarettes on the market have the holes, not just the ones that used to be called lights and ultra-lights Cigarette filters, introduced decades ...