Nobody got the Nobel Price in medicine for showing that smoking causes cancer because of the way the authorities dealt with the issue at the time that discovery was made. The current policy of requiring warning labels on cigarettes doesn't seem to be very evidence based and might cause more harm that it's useful. [...] That's beginning the question. Different people have different opinion of what's healthy and when you read a bit on LW you will find that plenty of people agree with the official canon. [...] That's also a pretty broad category. Instead of doing your three times 30 of jogging per day and sitting in front of your computer it might be better to get a walking desk and damage your ankles by jogging. It's not quite clear that the current philosophy of what exercise is supposed to be is optimal.