Smoking is very good for your health. Really, believe me.
While I was at my studies my friends were always laughing: "it is very easy to be good at sports and do not smoke. The real deal is when you smoke and are good at sports" :)
We were playing basketball and tennis all the time - before our lectures and after them and sometimes during breaks - official or unofficial... ;) We were all smokers - and we have been until now.
...to be continued...