smoking should be outlawed unless the smokers sign a waiver to forfeit any health insurance or medical care.
We are not in the dark ages. It increases the double helix strand breaks in your DNA exponentially and over taxes your sirtuins increasing your amount of senescent cells which are what almost all precancerous cells are formed from.
You also hand that risk off to all the people around you.
At least one cigarette isn't as bad as an order of vegetable oil fried french fries, one order of french fries causes as much damage to your mitochondria as 78 cigarettes
Maybe we should start regulating vegetable oil fried foods also?