Everyone should be strongly encouraged to quit smoking, no matter how many cigarettes per day they are using. After Quitting, Lungs Dont Fully Recover The study also tested an assumption, based on a 40-year-old study, that the rate of decline in lung capacity normalizes within a few years of quitting smoking
And as both low- and high-income smokers pay the same amount of cigarette tax per pack, the former spend a disproportionately large share of their income on smoking
Smokers face 2-4 times higher risk of coronary heart disease and stroke compared to non-smokers, according to WHO data
There are also costs, and you need to ask, are these costs acceptable? Kevin Hartnett writes the Brainiac blog for Ideas
It takes into account common side effects such as digestive changes that occur during quitting
The projected gain is valued at US$26.0 billion