Hello doctor, i wanted to know if smoking shisha once a week for about 1-2 hours would effect me badly, i regularly gym and run and i have a healthy diet , never smoked before but i wanted to know whether once a week or two weeks shisha is going to have a major impact on me.i dont want to know the effects of regular smoekrs only this weekly gap between sessions and if u reccomend a better period between sessions. Thank you.