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The study suggests that exposure to cigarette smoke negatively affects genetic messaging that controls tissue scarring. (Representational Image)

Smoking increases scar tissue in kidney

Fibrosis is tissue scarring that can impair the normal function of vital organs.

3 Dec 2016 11:34 AM IST

Age at smoking initiation and cessation, both key components of smoking duration, are important predictors of mortality. (Representational Image)

Quitting smoking in 60s can still extend life

Moreover people aged 70 or older currently smoking were more than three times more likely to die than never-smokers.

1 Dec 2016 9:45 AM IST

There is no safe level of cigarette smoking (Photo: AFP)

Even one cigarette a day may kill you early

Tobacco smoking poses a major public health challenge and claims about five million lives each year worldwide.

6 Dec 2016 9:09 AM IST