played all 3 major sports back in the day.won state championships in all 3 too(not cause of me)puffed w/ both major leaguers,nba(lots)players and div. one football guys.we all puffed and sumtimes right b4 games!!long story made short ,is that its all in ur head as to how it affects you.PEACEI smoked everyday when i played football. I never played in one game, but then again the year before when I didn't smoke I still didn't play. So who knows,