These two words can not be together. The professional sportman or recreation sportman shoudl not smoke. Smoking is harmful and we can get  cancer. Cancer is not a single illnes, another is illnes of our breathing apparatus. It is a pity, that a lot of spor men smoking. It is common, that you will meet  young, hansome boy with the cigarette in his hands. This same boy exercised hard training in the fit gym two hours ago.