Are bongs/waterpipes counter-productive?

[beachguy in thongs]

P.S. I have never smoked cigs though and he did for about 10 years, even though he has quit smoking cigs for 5 years. I donâ??t know what that has to do with it but I'm sure something.

They say it takes seven years for your body to clean itself, after you quit smoking cigarettes.