Obviously, with tobacco, no quantity is acceptable whereas, when we talk about healthy weight and activities aimed at staying healthy, we are dealing with an evolutionary process. Problems are much more complex. Are we talking about 20 years? I hope not.
I hope we will start seeing downward trends or trends that will stabilize over the next 5 to 10 years. This will clearly require sustained efforts across sectors, leadership from governments and the various players in civil society or home life.