A Chinese man who chain-smoked his way through a marathon was disqualified for smoking on the course
(www.businessinsider.com)
I'm confused.
Is it
A) You have been smoking for 18 years and you don't think that you have tar and other shit on/in your lungs?
B) You've been studying this for 18 years and somehow every single other researcher on this over the past centuries has it all wrong?