“While this study raises some interesting perspectives on links between protein intake and mortality… It is wrong, and potentially even dangerous, to compare the effects of smoking with the effect of meat and cheese,” he said.
“The smoker thinks: 'Why bother quitting smoking if my cheese and ham sandwich is just as bad for me?'”
That's the only problem with any study about food.
No matter what you eat, you die, every time.
There's a bit of detail in when, but studies can be found to show it's always sooner or later.